Home / 42,393,998.40-63,595,663.20-15,473,486.40

Finding the Fourth Proportional to 42,393,998.40, 63,595,663.20 and 15,473,486.40

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Solution

The fourth proportional to 42,393,998.40, 63,595,663.20 and 15,473,486.40 is: 23,211,932.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,393,998.40 : 63,595,663.20 = 15,473,486.40 : x
  2. Step 2: Convert to fraction form
    42,393,998.40/63,595,663.20 = 15,473,486.40/x
  3. Step 3: Cross multiply
    42,393,998.40x = 63,595,663.20 × 15,473,486.40
  4. Step 4: Simplify right side
    42,393,998.40x = 984,046,629,624,180.50
  5. Step 5: Solve for x
    x = 984,046,629,624,180.50/42,393,998.40
  6. Step 6: Final answer
    x = 23,211,932.51

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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.