Home / 72,073,248.11-99,460,589.47-39,032,737.37

Finding the Fourth Proportional to 72,073,248.11, 99,460,589.47 and 39,032,737.37

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Solution

The fourth proportional to 72,073,248.11, 99,460,589.47 and 39,032,737.37 is: 53,864,910.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,073,248.11 : 99,460,589.47 = 39,032,737.37 : x
  2. Step 2: Convert to fraction form
    72,073,248.11/99,460,589.47 = 39,032,737.37/x
  3. Step 3: Cross multiply
    72,073,248.11x = 99,460,589.47 × 39,032,737.37
  4. Step 4: Simplify right side
    72,073,248.11x = 3,882,219,066,853,013
  5. Step 5: Solve for x
    x = 3,882,219,066,853,013/72,073,248.11
  6. Step 6: Final answer
    x = 53,864,910.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.