Home / 8,802,165.30-13,187,501.55-7,447,974.90

Finding the Fourth Proportional to 8,802,165.30, 13,187,501.55 and 7,447,974.90

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Solution

The fourth proportional to 8,802,165.30, 13,187,501.55 and 7,447,974.90 is: 11,158,638.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802,165.30 : 13,187,501.55 = 7,447,974.90 : x
  2. Step 2: Convert to fraction form
    8,802,165.30/13,187,501.55 = 7,447,974.90/x
  3. Step 3: Cross multiply
    8,802,165.30x = 13,187,501.55 × 7,447,974.90
  4. Step 4: Simplify right side
    8,802,165.30x = 98,220,180,538,111.11
  5. Step 5: Solve for x
    x = 98,220,180,538,111.11/8,802,165.30
  6. Step 6: Final answer
    x = 11,158,638.49

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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.