Home / 42,617,423.58-63,928,417.57-13,469,044.65

Finding the Fourth Proportional to 42,617,423.58, 63,928,417.57 and 13,469,044.65

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Solution

The fourth proportional to 42,617,423.58, 63,928,417.57 and 13,469,044.65 is: 20,204,288.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,617,423.58 : 63,928,417.57 = 13,469,044.65 : x
  2. Step 2: Convert to fraction form
    42,617,423.58/63,928,417.57 = 13,469,044.65/x
  3. Step 3: Cross multiply
    42,617,423.58x = 63,928,417.57 × 13,469,044.65
  4. Step 4: Simplify right side
    42,617,423.58x = 861,054,710,816,117.62
  5. Step 5: Solve for x
    x = 861,054,710,816,117.62/42,617,423.58
  6. Step 6: Final answer
    x = 20,204,288.26

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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.