Home / 39,859,808.70-59,789,713.05-30,223,011.90

Finding the Fourth Proportional to 39,859,808.70, 59,789,713.05 and 30,223,011.90

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Solution

The fourth proportional to 39,859,808.70, 59,789,713.05 and 30,223,011.90 is: 45,334,517.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,859,808.70 : 59,789,713.05 = 30,223,011.90 : x
  2. Step 2: Convert to fraction form
    39,859,808.70/59,789,713.05 = 30,223,011.90/x
  3. Step 3: Cross multiply
    39,859,808.70x = 59,789,713.05 × 30,223,011.90
  4. Step 4: Simplify right side
    39,859,808.70x = 1,807,025,209,007,735
  5. Step 5: Solve for x
    x = 1,807,025,209,007,735/39,859,808.70
  6. Step 6: Final answer
    x = 45,334,517.85

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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.