Home / 42,012,005.20-63,018,007.80-24,963,902.80

Finding the Fourth Proportional to 42,012,005.20, 63,018,007.80 and 24,963,902.80

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Solution

The fourth proportional to 42,012,005.20, 63,018,007.80 and 24,963,902.80 is: 37,445,854.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,012,005.20 : 63,018,007.80 = 24,963,902.80 : x
  2. Step 2: Convert to fraction form
    42,012,005.20/63,018,007.80 = 24,963,902.80/x
  3. Step 3: Cross multiply
    42,012,005.20x = 63,018,007.80 × 24,963,902.80
  4. Step 4: Simplify right side
    42,012,005.20x = 1,573,175,421,368,841.75
  5. Step 5: Solve for x
    x = 1,573,175,421,368,841.75/42,012,005.20
  6. Step 6: Final answer
    x = 37,445,854.20

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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.