Home / 8,085,698.20-12,128,547.30-5,959,934.20

Finding the Fourth Proportional to 8,085,698.20, 12,128,547.30 and 5,959,934.20

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Solution

The fourth proportional to 8,085,698.20, 12,128,547.30 and 5,959,934.20 is: 8,939,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,698.20 : 12,128,547.30 = 5,959,934.20 : x
  2. Step 2: Convert to fraction form
    8,085,698.20/12,128,547.30 = 5,959,934.20/x
  3. Step 3: Cross multiply
    8,085,698.20x = 12,128,547.30 × 5,959,934.20
  4. Step 4: Simplify right side
    8,085,698.20x = 72,285,343,849,587.67
  5. Step 5: Solve for x
    x = 72,285,343,849,587.67/8,085,698.20
  6. Step 6: Final answer
    x = 8,939,901.30

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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.