Home / 10,468,049.90-15,702,074.85-9,712,222.70

Finding the Fourth Proportional to 10,468,049.90, 15,702,074.85 and 9,712,222.70

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Solution

The fourth proportional to 10,468,049.90, 15,702,074.85 and 9,712,222.70 is: 14,568,334.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,468,049.90 : 15,702,074.85 = 9,712,222.70 : x
  2. Step 2: Convert to fraction form
    10,468,049.90/15,702,074.85 = 9,712,222.70/x
  3. Step 3: Cross multiply
    10,468,049.90x = 15,702,074.85 × 9,712,222.70
  4. Step 4: Simplify right side
    10,468,049.90x = 152,502,047,795,269.09
  5. Step 5: Solve for x
    x = 152,502,047,795,269.09/10,468,049.90
  6. Step 6: Final answer
    x = 14,568,334.05

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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.