Home / 10,191,591.40-14,063,974.45-5,545,395.55

Finding the Fourth Proportional to 10,191,591.40, 14,063,974.45 and 5,545,395.55

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Solution

The fourth proportional to 10,191,591.40, 14,063,974.45 and 5,545,395.55 is: 7,652,416.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,191,591.40 : 14,063,974.45 = 5,545,395.55 : x
  2. Step 2: Convert to fraction form
    10,191,591.40/14,063,974.45 = 5,545,395.55/x
  3. Step 3: Cross multiply
    10,191,591.40x = 14,063,974.45 × 5,545,395.55
  4. Step 4: Simplify right side
    10,191,591.40x = 77,990,301,330,343.69
  5. Step 5: Solve for x
    x = 77,990,301,330,343.69/10,191,591.40
  6. Step 6: Final answer
    x = 7,652,416.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.