Home / 47,740,439.07-71,611,158.78-38,216,360.25

Finding the Fourth Proportional to 47,740,439.07, 71,611,158.78 and 38,216,360.25

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Solution

The fourth proportional to 47,740,439.07, 71,611,158.78 and 38,216,360.25 is: 57,324,940.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,740,439.07 : 71,611,158.78 = 38,216,360.25 : x
  2. Step 2: Convert to fraction form
    47,740,439.07/71,611,158.78 = 38,216,360.25/x
  3. Step 3: Cross multiply
    47,740,439.07x = 71,611,158.78 × 38,216,360.25
  4. Step 4: Simplify right side
    47,740,439.07x = 2,736,717,841,856,430.50
  5. Step 5: Solve for x
    x = 2,736,717,841,856,430.50/47,740,439.07
  6. Step 6: Final answer
    x = 57,324,940.77

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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.