Home / 42,203,007.43-63,303,330.17-13,450,868.35

Finding the Fourth Proportional to 42,203,007.43, 63,303,330.17 and 13,450,868.35

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Solution

The fourth proportional to 42,203,007.43, 63,303,330.17 and 13,450,868.35 is: 20,175,926.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,203,007.43 : 63,303,330.17 = 13,450,868.35 : x
  2. Step 2: Convert to fraction form
    42,203,007.43/63,303,330.17 = 13,450,868.35/x
  3. Step 3: Cross multiply
    42,203,007.43x = 63,303,330.17 × 13,450,868.35
  4. Step 4: Simplify right side
    42,203,007.43x = 851,484,760,165,998.75
  5. Step 5: Solve for x
    x = 851,484,760,165,998.75/42,203,007.43
  6. Step 6: Final answer
    x = 20,175,926.13

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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.