Home / 47,908,096.80-71,862,145.20-19,140,007.20

Finding the Fourth Proportional to 47,908,096.80, 71,862,145.20 and 19,140,007.20

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Solution

The fourth proportional to 47,908,096.80, 71,862,145.20 and 19,140,007.20 is: 28,710,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,908,096.80 : 71,862,145.20 = 19,140,007.20 : x
  2. Step 2: Convert to fraction form
    47,908,096.80/71,862,145.20 = 19,140,007.20/x
  3. Step 3: Cross multiply
    47,908,096.80x = 71,862,145.20 × 19,140,007.20
  4. Step 4: Simplify right side
    47,908,096.80x = 1,375,441,976,535,445.50
  5. Step 5: Solve for x
    x = 1,375,441,976,535,445.50/47,908,096.80
  6. Step 6: Final answer
    x = 28,710,010.80

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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.