Home / 13,431,159.90-20,103,874.65-10,596,807.90

Finding the Fourth Proportional to 13,431,159.90, 20,103,874.65 and 10,596,807.90

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Solution

The fourth proportional to 13,431,159.90, 20,103,874.65 and 10,596,807.90 is: 15,861,392.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,431,159.90 : 20,103,874.65 = 10,596,807.90 : x
  2. Step 2: Convert to fraction form
    13,431,159.90/20,103,874.65 = 10,596,807.90/x
  3. Step 3: Cross multiply
    13,431,159.90x = 20,103,874.65 × 10,596,807.90
  4. Step 4: Simplify right side
    13,431,159.90x = 213,036,897,711,729.72
  5. Step 5: Solve for x
    x = 213,036,897,711,729.72/13,431,159.90
  6. Step 6: Final answer
    x = 15,861,392.41

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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.