Home / 39,437,220.39-54,423,387.21-22,033,565.61

Finding the Fourth Proportional to 39,437,220.39, 54,423,387.21 and 22,033,565.61

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Solution

The fourth proportional to 39,437,220.39, 54,423,387.21 and 22,033,565.61 is: 30,406,333.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,437,220.39 : 54,423,387.21 = 22,033,565.61 : x
  2. Step 2: Convert to fraction form
    39,437,220.39/54,423,387.21 = 22,033,565.61/x
  3. Step 3: Cross multiply
    39,437,220.39x = 54,423,387.21 × 22,033,565.61
  4. Step 4: Simplify right side
    39,437,220.39x = 1,199,141,272,809,969.75
  5. Step 5: Solve for x
    x = 1,199,141,272,809,969.75/39,437,220.39
  6. Step 6: Final answer
    x = 30,406,333.43

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1.5x scale

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.