Home / 12,641,432.64-17,457,226.56-11,952,841.92

Finding the Fourth Proportional to 12,641,432.64, 17,457,226.56 and 11,952,841.92

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Solution

The fourth proportional to 12,641,432.64, 17,457,226.56 and 11,952,841.92 is: 16,506,315.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,641,432.64 : 17,457,226.56 = 11,952,841.92 : x
  2. Step 2: Convert to fraction form
    12,641,432.64/17,457,226.56 = 11,952,841.92/x
  3. Step 3: Cross multiply
    12,641,432.64x = 17,457,226.56 × 11,952,841.92
  4. Step 4: Simplify right side
    12,641,432.64x = 208,663,469,433,305.38
  5. Step 5: Solve for x
    x = 208,663,469,433,305.38/12,641,432.64
  6. Step 6: Final answer
    x = 16,506,315.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.