Home / 21,581,698.20-32,372,547.30-20,586,370.20

Finding the Fourth Proportional to 21,581,698.20, 32,372,547.30 and 20,586,370.20

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Solution

The fourth proportional to 21,581,698.20, 32,372,547.30 and 20,586,370.20 is: 30,879,555.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,581,698.20 : 32,372,547.30 = 20,586,370.20 : x
  2. Step 2: Convert to fraction form
    21,581,698.20/32,372,547.30 = 20,586,370.20/x
  3. Step 3: Cross multiply
    21,581,698.20x = 32,372,547.30 × 20,586,370.20
  4. Step 4: Simplify right side
    21,581,698.20x = 666,433,243,034,810.50
  5. Step 5: Solve for x
    x = 666,433,243,034,810.50/21,581,698.20
  6. Step 6: Final answer
    x = 30,879,555.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.