Home / 38,395,726.80-57,593,590.20-28,192,059.60

Finding the Fourth Proportional to 38,395,726.80, 57,593,590.20 and 28,192,059.60

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Solution

The fourth proportional to 38,395,726.80, 57,593,590.20 and 28,192,059.60 is: 42,288,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,395,726.80 : 57,593,590.20 = 28,192,059.60 : x
  2. Step 2: Convert to fraction form
    38,395,726.80/57,593,590.20 = 28,192,059.60/x
  3. Step 3: Cross multiply
    38,395,726.80x = 57,593,590.20 × 28,192,059.60
  4. Step 4: Simplify right side
    38,395,726.80x = 1,623,681,927,496,376
  5. Step 5: Solve for x
    x = 1,623,681,927,496,376/38,395,726.80
  6. Step 6: Final answer
    x = 42,288,089.40

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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.