Home / 18,406,140.25-40,044,342.50

Finding the Third Proportional to 18,406,140.25 and 40,044,342.50

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Solution

The third proportional to 18,406,140.25 and 40,044,342.50 is: 87,120,349.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,406,140.25 : 40,044,342.50 = 40,044,342.50 : x
  2. Step 2: Convert to fraction form
    18,406,140.25/40,044,342.50 = 40,044,342.50/x
  3. Step 3: Cross multiply
    18,406,140.25x = 40,044,342.50 × 40,044,342.50
  4. Step 4: Simplify right side
    18,406,140.25x = 1,603,549,366,257,306.25
  5. Step 5: Solve for x
    x = 1,603,549,366,257,306.25/18,406,140.25
  6. Step 6: Final answer
    x = 87,120,349.21

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.