Home / 40,458,460.80-60,687,691.20-40,206,518.40

Finding the Fourth Proportional to 40,458,460.80, 60,687,691.20 and 40,206,518.40

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Solution

The fourth proportional to 40,458,460.80, 60,687,691.20 and 40,206,518.40 is: 60,309,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,458,460.80 : 60,687,691.20 = 40,206,518.40 : x
  2. Step 2: Convert to fraction form
    40,458,460.80/60,687,691.20 = 40,206,518.40/x
  3. Step 3: Cross multiply
    40,458,460.80x = 60,687,691.20 × 40,206,518.40
  4. Step 4: Simplify right side
    40,458,460.80x = 2,440,040,772,886,318
  5. Step 5: Solve for x
    x = 2,440,040,772,886,318/40,458,460.80
  6. Step 6: Final answer
    x = 60,309,777.60

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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.