Home / 22,393,765.40-30,887,477.56-14,947,673.20

Finding the Fourth Proportional to 22,393,765.40, 30,887,477.56 and 14,947,673.20

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Solution

The fourth proportional to 22,393,765.40, 30,887,477.56 and 14,947,673.20 is: 20,617,163.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,393,765.40 : 30,887,477.56 = 14,947,673.20 : x
  2. Step 2: Convert to fraction form
    22,393,765.40/30,887,477.56 = 14,947,673.20/x
  3. Step 3: Cross multiply
    22,393,765.40x = 30,887,477.56 × 14,947,673.20
  4. Step 4: Simplify right side
    22,393,765.40x = 461,695,920,539,213.38
  5. Step 5: Solve for x
    x = 461,695,920,539,213.38/22,393,765.40
  6. Step 6: Final answer
    x = 20,617,163.41

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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.