Home / 71,848,565.29-99,151,059.88-38,808,814.25

Finding the Fourth Proportional to 71,848,565.29, 99,151,059.88 and 38,808,814.25

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Solution

The fourth proportional to 71,848,565.29, 99,151,059.88 and 38,808,814.25 is: 53,556,185.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,848,565.29 : 99,151,059.88 = 38,808,814.25 : x
  2. Step 2: Convert to fraction form
    71,848,565.29/99,151,059.88 = 38,808,814.25/x
  3. Step 3: Cross multiply
    71,848,565.29x = 99,151,059.88 × 38,808,814.25
  4. Step 4: Simplify right side
    71,848,565.29x = 3,847,935,065,716,868.50
  5. Step 5: Solve for x
    x = 3,847,935,065,716,868.50/71,848,565.29
  6. Step 6: Final answer
    x = 53,556,185.15

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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.