Home / 15,478,621.60-23,217,988.56-4,696,013.92

Finding the Fourth Proportional to 15,478,621.60, 23,217,988.56 and 4,696,013.92

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Solution

The fourth proportional to 15,478,621.60, 23,217,988.56 and 4,696,013.92 is: 7,044,037.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,478,621.60 : 23,217,988.56 = 4,696,013.92 : x
  2. Step 2: Convert to fraction form
    15,478,621.60/23,217,988.56 = 4,696,013.92/x
  3. Step 3: Cross multiply
    15,478,621.60x = 23,217,988.56 × 4,696,013.92
  4. Step 4: Simplify right side
    15,478,621.60x = 109,031,997,472,160.75
  5. Step 5: Solve for x
    x = 109,031,997,472,160.75/15,478,621.60
  6. Step 6: Final answer
    x = 7,044,037.92

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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.