Home / 71,267,772.59-106,942,098.79-38,477,904.81

Finding the Fourth Proportional to 71,267,772.59, 106,942,098.79 and 38,477,904.81

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Solution

The fourth proportional to 71,267,772.59, 106,942,098.79 and 38,477,904.81 is: 57,738,690.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,267,772.59 : 106,942,098.79 = 38,477,904.81 : x
  2. Step 2: Convert to fraction form
    71,267,772.59/106,942,098.79 = 38,477,904.81/x
  3. Step 3: Cross multiply
    71,267,772.59x = 106,942,098.79 × 38,477,904.81
  4. Step 4: Simplify right side
    71,267,772.59x = 4,114,907,897,519,431.50
  5. Step 5: Solve for x
    x = 4,114,907,897,519,431.50/71,267,772.59
  6. Step 6: Final answer
    x = 57,738,690.97

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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.