Home / 43,290,318.30-64,935,477.45-39,385,211.10

Finding the Fourth Proportional to 43,290,318.30, 64,935,477.45 and 39,385,211.10

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Solution

The fourth proportional to 43,290,318.30, 64,935,477.45 and 39,385,211.10 is: 59,077,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,290,318.30 : 64,935,477.45 = 39,385,211.10 : x
  2. Step 2: Convert to fraction form
    43,290,318.30/64,935,477.45 = 39,385,211.10/x
  3. Step 3: Cross multiply
    43,290,318.30x = 64,935,477.45 × 39,385,211.10
  4. Step 4: Simplify right side
    43,290,318.30x = 2,557,497,487,247,540
  5. Step 5: Solve for x
    x = 2,557,497,487,247,540/43,290,318.30
  6. Step 6: Final answer
    x = 59,077,816.65

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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.