Home / 30,074,822.52-45,121,949.18-13,911,376.66

Finding the Fourth Proportional to 30,074,822.52, 45,121,949.18 and 13,911,376.66

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Solution

The fourth proportional to 30,074,822.52, 45,121,949.18 and 13,911,376.66 is: 20,871,558.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,074,822.52 : 45,121,949.18 = 13,911,376.66 : x
  2. Step 2: Convert to fraction form
    30,074,822.52/45,121,949.18 = 13,911,376.66/x
  3. Step 3: Cross multiply
    30,074,822.52x = 45,121,949.18 × 13,911,376.66
  4. Step 4: Simplify right side
    30,074,822.52x = 627,708,430,493,996.38
  5. Step 5: Solve for x
    x = 627,708,430,493,996.38/30,074,822.52
  6. Step 6: Final answer
    x = 20,871,558.93

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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.