Home / 22,516,781.52-31,073,312.04-12,203,676.84

Finding the Fourth Proportional to 22,516,781.52, 31,073,312.04 and 12,203,676.84

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Solution

The fourth proportional to 22,516,781.52, 31,073,312.04 and 12,203,676.84 is: 16,841,157.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,516,781.52 : 31,073,312.04 = 12,203,676.84 : x
  2. Step 2: Convert to fraction form
    22,516,781.52/31,073,312.04 = 12,203,676.84/x
  3. Step 3: Cross multiply
    22,516,781.52x = 31,073,312.04 × 12,203,676.84
  4. Step 4: Simplify right side
    22,516,781.52x = 379,208,658,484,641.12
  5. Step 5: Solve for x
    x = 379,208,658,484,641.12/22,516,781.52
  6. Step 6: Final answer
    x = 16,841,157.26

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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.