Home / 9,528,459.76-13,149,357.65-5,177,545.95

Finding the Fourth Proportional to 9,528,459.76, 13,149,357.65 and 5,177,545.95

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Solution

The fourth proportional to 9,528,459.76, 13,149,357.65 and 5,177,545.95 is: 7,145,058.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,528,459.76 : 13,149,357.65 = 5,177,545.95 : x
  2. Step 2: Convert to fraction form
    9,528,459.76/13,149,357.65 = 5,177,545.95/x
  3. Step 3: Cross multiply
    9,528,459.76x = 13,149,357.65 × 5,177,545.95
  4. Step 4: Simplify right side
    9,528,459.76x = 68,081,403,377,748.16
  5. Step 5: Solve for x
    x = 68,081,403,377,748.16/9,528,459.76
  6. Step 6: Final answer
    x = 7,145,058.61

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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.