Home / 40,704,047.40-61,056,071.10-40,420,612.20

Finding the Fourth Proportional to 40,704,047.40, 61,056,071.10 and 40,420,612.20

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Solution

The fourth proportional to 40,704,047.40, 61,056,071.10 and 40,420,612.20 is: 60,630,918.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,704,047.40 : 61,056,071.10 = 40,420,612.20 : x
  2. Step 2: Convert to fraction form
    40,704,047.40/61,056,071.10 = 40,420,612.20/x
  3. Step 3: Cross multiply
    40,704,047.40x = 61,056,071.10 × 40,420,612.20
  4. Step 4: Simplify right side
    40,704,047.40x = 2,467,923,772,388,727.50
  5. Step 5: Solve for x
    x = 2,467,923,772,388,727.50/40,704,047.40
  6. Step 6: Final answer
    x = 60,630,918.30

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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.