Home / 36,380,707.95-54,578,643.53-12,127,169.55

Finding the Fourth Proportional to 36,380,707.95, 54,578,643.53 and 12,127,169.55

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Solution

The fourth proportional to 36,380,707.95, 54,578,643.53 and 12,127,169.55 is: 18,193,281.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,380,707.95 : 54,578,643.53 = 12,127,169.55 : x
  2. Step 2: Convert to fraction form
    36,380,707.95/54,578,643.53 = 12,127,169.55/x
  3. Step 3: Cross multiply
    36,380,707.95x = 54,578,643.53 × 12,127,169.55
  4. Step 4: Simplify right side
    36,380,707.95x = 661,884,463,836,684.62
  5. Step 5: Solve for x
    x = 661,884,463,836,684.62/36,380,707.95
  6. Step 6: Final answer
    x = 18,193,281.58

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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.