Home / 10,002,886.34-13,803,997.47-5,419,207.58

Finding the Fourth Proportional to 10,002,886.34, 13,803,997.47 and 5,419,207.58

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Solution

The fourth proportional to 10,002,886.34, 13,803,997.47 and 5,419,207.58 is: 7,478,514.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,002,886.34 : 13,803,997.47 = 5,419,207.58 : x
  2. Step 2: Convert to fraction form
    10,002,886.34/13,803,997.47 = 5,419,207.58/x
  3. Step 3: Cross multiply
    10,002,886.34x = 13,803,997.47 × 5,419,207.58
  4. Step 4: Simplify right side
    10,002,886.34x = 74,806,727,723,724.83
  5. Step 5: Solve for x
    x = 74,806,727,723,724.83/10,002,886.34
  6. Step 6: Final answer
    x = 7,478,514.22

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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.