Home / 9,310,206.34-12,847,882.98-5,390,127.64

Finding the Fourth Proportional to 9,310,206.34, 12,847,882.98 and 5,390,127.64

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Solution

The fourth proportional to 9,310,206.34, 12,847,882.98 and 5,390,127.64 is: 7,438,259.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310,206.34 : 12,847,882.98 = 5,390,127.64 : x
  2. Step 2: Convert to fraction form
    9,310,206.34/12,847,882.98 = 5,390,127.64/x
  3. Step 3: Cross multiply
    9,310,206.34x = 12,847,882.98 × 5,390,127.64
  4. Step 4: Simplify right side
    9,310,206.34x = 69,251,729,165,983.56
  5. Step 5: Solve for x
    x = 69,251,729,165,983.56/9,310,206.34
  6. Step 6: Final answer
    x = 7,438,259.33

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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.