Home / 8,666,988.81-11,960,433.76-4,799,505.30

Finding the Fourth Proportional to 8,666,988.81, 11,960,433.76 and 4,799,505.30

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Solution

The fourth proportional to 8,666,988.81, 11,960,433.76 and 4,799,505.30 is: 6,623,311.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,666,988.81 : 11,960,433.76 = 4,799,505.30 : x
  2. Step 2: Convert to fraction form
    8,666,988.81/11,960,433.76 = 4,799,505.30/x
  3. Step 3: Cross multiply
    8,666,988.81x = 11,960,433.76 × 4,799,505.30
  4. Step 4: Simplify right side
    8,666,988.81x = 57,404,165,221,418.92
  5. Step 5: Solve for x
    x = 57,404,165,221,418.92/8,666,988.81
  6. Step 6: Final answer
    x = 6,623,311.33

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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.