Home / 27,814,123.68-38,385,857.60-15,593,342.72

Finding the Fourth Proportional to 27,814,123.68, 38,385,857.60 and 15,593,342.72

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Solution

The fourth proportional to 27,814,123.68, 38,385,857.60 and 15,593,342.72 is: 21,520,139.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,814,123.68 : 38,385,857.60 = 15,593,342.72 : x
  2. Step 2: Convert to fraction form
    27,814,123.68/38,385,857.60 = 15,593,342.72/x
  3. Step 3: Cross multiply
    27,814,123.68x = 38,385,857.60 × 15,593,342.72
  4. Step 4: Simplify right side
    27,814,123.68x = 598,563,833,157,916.75
  5. Step 5: Solve for x
    x = 598,563,833,157,916.75/27,814,123.68
  6. Step 6: Final answer
    x = 21,520,139.91

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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.