Home / 77,241,555.18-106,593,389.20-42,436,487.64

Finding the Fourth Proportional to 77,241,555.18, 106,593,389.20 and 42,436,487.64

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Solution

The fourth proportional to 77,241,555.18, 106,593,389.20 and 42,436,487.64 is: 58,562,376.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,241,555.18 : 106,593,389.20 = 42,436,487.64 : x
  2. Step 2: Convert to fraction form
    77,241,555.18/106,593,389.20 = 42,436,487.64/x
  3. Step 3: Cross multiply
    77,241,555.18x = 106,593,389.20 × 42,436,487.64
  4. Step 4: Simplify right side
    77,241,555.18x = 4,523,449,043,397,601
  5. Step 5: Solve for x
    x = 4,523,449,043,397,601/77,241,555.18
  6. Step 6: Final answer
    x = 58,562,376.60

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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.