Home / 15,642,200.86-23,433,036.56-8,797,978.89

Finding the Fourth Proportional to 15,642,200.86, 23,433,036.56 and 8,797,978.89

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Solution

The fourth proportional to 15,642,200.86, 23,433,036.56 and 8,797,978.89 is: 13,179,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,642,200.86 : 23,433,036.56 = 8,797,978.89 : x
  2. Step 2: Convert to fraction form
    15,642,200.86/23,433,036.56 = 8,797,978.89/x
  3. Step 3: Cross multiply
    15,642,200.86x = 23,433,036.56 × 8,797,978.89
  4. Step 4: Simplify right side
    15,642,200.86x = 206,163,360,866,313.03
  5. Step 5: Solve for x
    x = 206,163,360,866,313.03/15,642,200.86
  6. Step 6: Final answer
    x = 13,179,945.89

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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.