Home / 8,747,116.13-12,073,421.18-5,077,215.03

Finding the Fourth Proportional to 8,747,116.13, 12,073,421.18 and 5,077,215.03

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Solution

The fourth proportional to 8,747,116.13, 12,073,421.18 and 5,077,215.03 is: 7,007,950.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747,116.13 : 12,073,421.18 = 5,077,215.03 : x
  2. Step 2: Convert to fraction form
    8,747,116.13/12,073,421.18 = 5,077,215.03/x
  3. Step 3: Cross multiply
    8,747,116.13x = 12,073,421.18 × 5,077,215.03
  4. Step 4: Simplify right side
    8,747,116.13x = 61,299,355,485,387.71
  5. Step 5: Solve for x
    x = 61,299,355,485,387.71/8,747,116.13
  6. Step 6: Final answer
    x = 7,007,950.34

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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.