Home / 43,458,420.80-65,088,098.40-22,158,401.60

Finding the Fourth Proportional to 43,458,420.80, 65,088,098.40 and 22,158,401.60

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Solution

The fourth proportional to 43,458,420.80, 65,088,098.40 and 22,158,401.60 is: 33,186,853.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,458,420.80 : 65,088,098.40 = 22,158,401.60 : x
  2. Step 2: Convert to fraction form
    43,458,420.80/65,088,098.40 = 22,158,401.60/x
  3. Step 3: Cross multiply
    43,458,420.80x = 65,088,098.40 × 22,158,401.60
  4. Step 4: Simplify right side
    43,458,420.80x = 1,442,248,223,727,517.50
  5. Step 5: Solve for x
    x = 1,442,248,223,727,517.50/43,458,420.80
  6. Step 6: Final answer
    x = 33,186,853.02

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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.