Home / 40,157,620.80-60,362,402.40-39,401,793.60

Finding the Fourth Proportional to 40,157,620.80, 60,362,402.40 and 39,401,793.60

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Solution

The fourth proportional to 40,157,620.80, 60,362,402.40 and 39,401,793.60 is: 59,226,290.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,157,620.80 : 60,362,402.40 = 39,401,793.60 : x
  2. Step 2: Convert to fraction form
    40,157,620.80/60,362,402.40 = 39,401,793.60/x
  3. Step 3: Cross multiply
    40,157,620.80x = 60,362,402.40 × 39,401,793.60
  4. Step 4: Simplify right side
    40,157,620.80x = 2,378,386,920,564,944.50
  5. Step 5: Solve for x
    x = 2,378,386,920,564,944.50/40,157,620.80
  6. Step 6: Final answer
    x = 59,226,290.63

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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.