Home / 27,739,407.80-41,609,111.70-16,989,865.40

Finding the Fourth Proportional to 27,739,407.80, 41,609,111.70 and 16,989,865.40

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Solution

The fourth proportional to 27,739,407.80, 41,609,111.70 and 16,989,865.40 is: 25,484,798.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,739,407.80 : 41,609,111.70 = 16,989,865.40 : x
  2. Step 2: Convert to fraction form
    27,739,407.80/41,609,111.70 = 16,989,865.40/x
  3. Step 3: Cross multiply
    27,739,407.80x = 41,609,111.70 × 16,989,865.40
  4. Step 4: Simplify right side
    27,739,407.80x = 706,933,207,196,565.12
  5. Step 5: Solve for x
    x = 706,933,207,196,565.12/27,739,407.80
  6. Step 6: Final answer
    x = 25,484,798.10

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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.