Home / 42,571,567.20-63,865,645.20-17,008,226.40

Finding the Fourth Proportional to 42,571,567.20, 63,865,645.20 and 17,008,226.40

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Solution

The fourth proportional to 42,571,567.20, 63,865,645.20 and 17,008,226.40 is: 25,515,653.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,571,567.20 : 63,865,645.20 = 17,008,226.40 : x
  2. Step 2: Convert to fraction form
    42,571,567.20/63,865,645.20 = 17,008,226.40/x
  3. Step 3: Cross multiply
    42,571,567.20x = 63,865,645.20 × 17,008,226.40
  4. Step 4: Simplify right side
    42,571,567.20x = 1,086,241,352,743,673.25
  5. Step 5: Solve for x
    x = 1,086,241,352,743,673.25/42,571,567.20
  6. Step 6: Final answer
    x = 25,515,653.39

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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.