Home / 15,790,486.20-23,685,729.30-15,577,909.80

Finding the Fourth Proportional to 15,790,486.20, 23,685,729.30 and 15,577,909.80

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Solution

The fourth proportional to 15,790,486.20, 23,685,729.30 and 15,577,909.80 is: 23,366,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,790,486.20 : 23,685,729.30 = 15,577,909.80 : x
  2. Step 2: Convert to fraction form
    15,790,486.20/23,685,729.30 = 15,577,909.80/x
  3. Step 3: Cross multiply
    15,790,486.20x = 23,685,729.30 × 15,577,909.80
  4. Step 4: Simplify right side
    15,790,486.20x = 368,974,154,582,617.19
  5. Step 5: Solve for x
    x = 368,974,154,582,617.19/15,790,486.20
  6. Step 6: Final answer
    x = 23,366,864.70

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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.