Home / 42,261,941.70-63,392,912.55-15,325,877.70

Finding the Fourth Proportional to 42,261,941.70, 63,392,912.55 and 15,325,877.70

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Solution

The fourth proportional to 42,261,941.70, 63,392,912.55 and 15,325,877.70 is: 22,988,816.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,261,941.70 : 63,392,912.55 = 15,325,877.70 : x
  2. Step 2: Convert to fraction form
    42,261,941.70/63,392,912.55 = 15,325,877.70/x
  3. Step 3: Cross multiply
    42,261,941.70x = 63,392,912.55 × 15,325,877.70
  4. Step 4: Simplify right side
    42,261,941.70x = 971,552,024,788,095
  5. Step 5: Solve for x
    x = 971,552,024,788,095/42,261,941.70
  6. Step 6: Final answer
    x = 22,988,816.55

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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.