Home / 47,750,752.80-71,626,129.20-15,403,710.60

Finding the Fourth Proportional to 47,750,752.80, 71,626,129.20 and 15,403,710.60

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Solution

The fourth proportional to 47,750,752.80, 71,626,129.20 and 15,403,710.60 is: 23,105,565.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,750,752.80 : 71,626,129.20 = 15,403,710.60 : x
  2. Step 2: Convert to fraction form
    47,750,752.80/71,626,129.20 = 15,403,710.60/x
  3. Step 3: Cross multiply
    47,750,752.80x = 71,626,129.20 × 15,403,710.60
  4. Step 4: Simplify right side
    47,750,752.80x = 1,103,308,165,595,009.50
  5. Step 5: Solve for x
    x = 1,103,308,165,595,009.50/47,750,752.80
  6. Step 6: Final answer
    x = 23,105,565.90

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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.