Home / 17,005,497.90-25,508,246.85-15,676,895.40

Finding the Fourth Proportional to 17,005,497.90, 25,508,246.85 and 15,676,895.40

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Solution

The fourth proportional to 17,005,497.90, 25,508,246.85 and 15,676,895.40 is: 23,515,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,005,497.90 : 25,508,246.85 = 15,676,895.40 : x
  2. Step 2: Convert to fraction form
    17,005,497.90/25,508,246.85 = 15,676,895.40/x
  3. Step 3: Cross multiply
    17,005,497.90x = 25,508,246.85 × 15,676,895.40
  4. Step 4: Simplify right side
    17,005,497.90x = 399,890,117,704,829.50
  5. Step 5: Solve for x
    x = 399,890,117,704,829.50/17,005,497.90
  6. Step 6: Final answer
    x = 23,515,343.10

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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.