Home / 31,490,184.30-47,235,276.45-13,314,902.10

Finding the Fourth Proportional to 31,490,184.30, 47,235,276.45 and 13,314,902.10

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Solution

The fourth proportional to 31,490,184.30, 47,235,276.45 and 13,314,902.10 is: 19,972,353.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,490,184.30 : 47,235,276.45 = 13,314,902.10 : x
  2. Step 2: Convert to fraction form
    31,490,184.30/47,235,276.45 = 13,314,902.10/x
  3. Step 3: Cross multiply
    31,490,184.30x = 47,235,276.45 × 13,314,902.10
  4. Step 4: Simplify right side
    31,490,184.30x = 628,933,081,598,185.62
  5. Step 5: Solve for x
    x = 628,933,081,598,185.62/31,490,184.30
  6. Step 6: Final answer
    x = 19,972,353.15

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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.