Home / 43,454,552.20-65,181,828.30-42,782,705.80

Finding the Fourth Proportional to 43,454,552.20, 65,181,828.30 and 42,782,705.80

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Solution

The fourth proportional to 43,454,552.20, 65,181,828.30 and 42,782,705.80 is: 64,174,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,454,552.20 : 65,181,828.30 = 42,782,705.80 : x
  2. Step 2: Convert to fraction form
    43,454,552.20/65,181,828.30 = 42,782,705.80/x
  3. Step 3: Cross multiply
    43,454,552.20x = 65,181,828.30 × 42,782,705.80
  4. Step 4: Simplify right side
    43,454,552.20x = 2,788,654,983,665,014
  5. Step 5: Solve for x
    x = 2,788,654,983,665,014/43,454,552.20
  6. Step 6: Final answer
    x = 64,174,058.70

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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.