Home / 14,191,618.60-21,287,427.90-9,712,642.60

Finding the Fourth Proportional to 14,191,618.60, 21,287,427.90 and 9,712,642.60

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Solution

The fourth proportional to 14,191,618.60, 21,287,427.90 and 9,712,642.60 is: 14,568,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191,618.60 : 21,287,427.90 = 9,712,642.60 : x
  2. Step 2: Convert to fraction form
    14,191,618.60/21,287,427.90 = 9,712,642.60/x
  3. Step 3: Cross multiply
    14,191,618.60x = 21,287,427.90 × 9,712,642.60
  4. Step 4: Simplify right side
    14,191,618.60x = 206,757,179,065,968.53
  5. Step 5: Solve for x
    x = 206,757,179,065,968.53/14,191,618.60
  6. Step 6: Final answer
    x = 14,568,963.90

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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.