Home / 10,023,029.61-13,824,634.20-9,198,759.03

Finding the Fourth Proportional to 10,023,029.61, 13,824,634.20 and 9,198,759.03

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Solution

The fourth proportional to 10,023,029.61, 13,824,634.20 and 9,198,759.03 is: 12,687,728.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,023,029.61 : 13,824,634.20 = 9,198,759.03 : x
  2. Step 2: Convert to fraction form
    10,023,029.61/13,824,634.20 = 9,198,759.03/x
  3. Step 3: Cross multiply
    10,023,029.61x = 13,824,634.20 × 9,198,759.03
  4. Step 4: Simplify right side
    10,023,029.61x = 127,169,478,683,696.81
  5. Step 5: Solve for x
    x = 127,169,478,683,696.81/10,023,029.61
  6. Step 6: Final answer
    x = 12,687,728.52

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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.