Home / 73,248,651.54-109,729,323.20-42,478,587

Finding the Fourth Proportional to 73,248,651.54, 109,729,323.20 and 42,478,587

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Solution

The fourth proportional to 73,248,651.54, 109,729,323.20 and 42,478,587 is: 63,634,572.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,248,651.54 : 109,729,323.20 = 42,478,587 : x
  2. Step 2: Convert to fraction form
    73,248,651.54/109,729,323.20 = 42,478,587/x
  3. Step 3: Cross multiply
    73,248,651.54x = 109,729,323.20 × 42,478,587
  4. Step 4: Simplify right side
    73,248,651.54x = 4,661,146,602,108,515
  5. Step 5: Solve for x
    x = 4,661,146,602,108,515/73,248,651.54
  6. Step 6: Final answer
    x = 63,634,572.16

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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.