Home / 50,688,005.20-76,032,007.80-25,132,958.80

Finding the Fourth Proportional to 50,688,005.20, 76,032,007.80 and 25,132,958.80

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Solution

The fourth proportional to 50,688,005.20, 76,032,007.80 and 25,132,958.80 is: 37,699,438.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,688,005.20 : 76,032,007.80 = 25,132,958.80 : x
  2. Step 2: Convert to fraction form
    50,688,005.20/76,032,007.80 = 25,132,958.80/x
  3. Step 3: Cross multiply
    50,688,005.20x = 76,032,007.80 × 25,132,958.80
  4. Step 4: Simplify right side
    50,688,005.20x = 1,910,909,319,518,678.50
  5. Step 5: Solve for x
    x = 1,910,909,319,518,678.50/50,688,005.20
  6. Step 6: Final answer
    x = 37,699,438.20

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Similar ratio
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1.5x scale

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.