Home / 30,087,223.40-45,137,309.54-9,337,251.71

Finding the Fourth Proportional to 30,087,223.40, 45,137,309.54 and 9,337,251.71

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Solution

The fourth proportional to 30,087,223.40, 45,137,309.54 and 9,337,251.71 is: 14,007,886.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,087,223.40 : 45,137,309.54 = 9,337,251.71 : x
  2. Step 2: Convert to fraction form
    30,087,223.40/45,137,309.54 = 9,337,251.71/x
  3. Step 3: Cross multiply
    30,087,223.40x = 45,137,309.54 × 9,337,251.71
  4. Step 4: Simplify right side
    30,087,223.40x = 421,458,420,753,321.31
  5. Step 5: Solve for x
    x = 421,458,420,753,321.31/30,087,223.40
  6. Step 6: Final answer
    x = 14,007,886.84

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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.