Home / 40,896,176.80-61,344,265.20-12,146,749.60

Finding the Fourth Proportional to 40,896,176.80, 61,344,265.20 and 12,146,749.60

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Solution

The fourth proportional to 40,896,176.80, 61,344,265.20 and 12,146,749.60 is: 18,220,124.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,896,176.80 : 61,344,265.20 = 12,146,749.60 : x
  2. Step 2: Convert to fraction form
    40,896,176.80/61,344,265.20 = 12,146,749.60/x
  3. Step 3: Cross multiply
    40,896,176.80x = 61,344,265.20 × 12,146,749.60
  4. Step 4: Simplify right side
    40,896,176.80x = 745,133,428,780,393.88
  5. Step 5: Solve for x
    x = 745,133,428,780,393.88/40,896,176.80
  6. Step 6: Final answer
    x = 18,220,124.40

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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.