Home / 9,156,163.20-13,710,625.20-7,266,595.20

Finding the Fourth Proportional to 9,156,163.20, 13,710,625.20 and 7,266,595.20

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Solution

The fourth proportional to 9,156,163.20, 13,710,625.20 and 7,266,595.20 is: 10,881,147.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,156,163.20 : 13,710,625.20 = 7,266,595.20 : x
  2. Step 2: Convert to fraction form
    9,156,163.20/13,710,625.20 = 7,266,595.20/x
  3. Step 3: Cross multiply
    9,156,163.20x = 13,710,625.20 × 7,266,595.20
  4. Step 4: Simplify right side
    9,156,163.20x = 99,629,563,267,319.03
  5. Step 5: Solve for x
    x = 99,629,563,267,319.03/9,156,163.20
  6. Step 6: Final answer
    x = 10,881,147.60

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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.