Home / 49,935,764.80-74,791,672.80-40,977,812.80

Finding the Fourth Proportional to 49,935,764.80, 74,791,672.80 and 40,977,812.80

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Solution

The fourth proportional to 49,935,764.80, 74,791,672.80 and 40,977,812.80 is: 61,374,831.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,935,764.80 : 74,791,672.80 = 40,977,812.80 : x
  2. Step 2: Convert to fraction form
    49,935,764.80/74,791,672.80 = 40,977,812.80/x
  3. Step 3: Cross multiply
    49,935,764.80x = 74,791,672.80 × 40,977,812.80
  4. Step 4: Simplify right side
    49,935,764.80x = 3,064,799,166,997,251.50
  5. Step 5: Solve for x
    x = 3,064,799,166,997,251.50/49,935,764.80
  6. Step 6: Final answer
    x = 61,374,831.83

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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.