Home / 9,871,351.50-13,623,159.26-5,520,842.61

Finding the Fourth Proportional to 9,871,351.50, 13,623,159.26 and 5,520,842.61

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Solution

The fourth proportional to 9,871,351.50, 13,623,159.26 and 5,520,842.61 is: 7,619,151.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,871,351.50 : 13,623,159.26 = 5,520,842.61 : x
  2. Step 2: Convert to fraction form
    9,871,351.50/13,623,159.26 = 5,520,842.61/x
  3. Step 3: Cross multiply
    9,871,351.50x = 13,623,159.26 × 5,520,842.61
  4. Step 4: Simplify right side
    9,871,351.50x = 75,211,318,125,424.08
  5. Step 5: Solve for x
    x = 75,211,318,125,424.08/9,871,351.50
  6. Step 6: Final answer
    x = 7,619,151.05

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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.