Home / 25,898,718.72-38,827,957.68-16,781,553.12

Finding the Fourth Proportional to 25,898,718.72, 38,827,957.68 and 16,781,553.12

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Solution

The fourth proportional to 25,898,718.72, 38,827,957.68 and 16,781,553.12 is: 25,159,292.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,898,718.72 : 38,827,957.68 = 16,781,553.12 : x
  2. Step 2: Convert to fraction form
    25,898,718.72/38,827,957.68 = 16,781,553.12/x
  3. Step 3: Cross multiply
    25,898,718.72x = 38,827,957.68 × 16,781,553.12
  4. Step 4: Simplify right side
    25,898,718.72x = 651,593,434,348,032
  5. Step 5: Solve for x
    x = 651,593,434,348,032/25,898,718.72
  6. Step 6: Final answer
    x = 25,159,292.30

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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.