Home / 13,359,087.12-18,435,546.90-7,247,514

Finding the Fourth Proportional to 13,359,087.12, 18,435,546.90 and 7,247,514

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Solution

The fourth proportional to 13,359,087.12, 18,435,546.90 and 7,247,514 is: 10,001,572.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,359,087.12 : 18,435,546.90 = 7,247,514 : x
  2. Step 2: Convert to fraction form
    13,359,087.12/18,435,546.90 = 7,247,514/x
  3. Step 3: Cross multiply
    13,359,087.12x = 18,435,546.90 × 7,247,514
  4. Step 4: Simplify right side
    13,359,087.12x = 133,611,884,255,406.59
  5. Step 5: Solve for x
    x = 133,611,884,255,406.59/13,359,087.12
  6. Step 6: Final answer
    x = 10,001,572.94

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1.5x scale

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.