Home / 9,491,964-14,242,966.20-5,177,129.28

Finding the Fourth Proportional to 9,491,964, 14,242,966.20 and 5,177,129.28

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Solution

The fourth proportional to 9,491,964, 14,242,966.20 and 5,177,129.28 is: 7,768,432.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491,964 : 14,242,966.20 = 5,177,129.28 : x
  2. Step 2: Convert to fraction form
    9,491,964/14,242,966.20 = 5,177,129.28/x
  3. Step 3: Cross multiply
    9,491,964x = 14,242,966.20 × 5,177,129.28
  4. Step 4: Simplify right side
    9,491,964x = 73,737,677,348,070.33
  5. Step 5: Solve for x
    x = 73,737,677,348,070.33/9,491,964
  6. Step 6: Final answer
    x = 7,768,432.05

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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.