Home / 15,448,612.38-21,316,908.98-9,252,207.16

Finding the Fourth Proportional to 15,448,612.38, 21,316,908.98 and 9,252,207.16

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Solution

The fourth proportional to 15,448,612.38, 21,316,908.98 and 9,252,207.16 is: 12,766,742.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,448,612.38 : 21,316,908.98 = 9,252,207.16 : x
  2. Step 2: Convert to fraction form
    15,448,612.38/21,316,908.98 = 9,252,207.16/x
  3. Step 3: Cross multiply
    15,448,612.38x = 21,316,908.98 × 9,252,207.16
  4. Step 4: Simplify right side
    15,448,612.38x = 197,228,457,893,824.31
  5. Step 5: Solve for x
    x = 197,228,457,893,824.31/15,448,612.38
  6. Step 6: Final answer
    x = 12,766,742.61

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1.5x scale

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.