Home / 15,320,073.23-21,141,064.93-8,350,597.45

Finding the Fourth Proportional to 15,320,073.23, 21,141,064.93 and 8,350,597.45

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Solution

The fourth proportional to 15,320,073.23, 21,141,064.93 and 8,350,597.45 is: 11,523,477.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,320,073.23 : 21,141,064.93 = 8,350,597.45 : x
  2. Step 2: Convert to fraction form
    15,320,073.23/21,141,064.93 = 8,350,597.45/x
  3. Step 3: Cross multiply
    15,320,073.23x = 21,141,064.93 × 8,350,597.45
  4. Step 4: Simplify right side
    15,320,073.23x = 176,540,522,773,549.25
  5. Step 5: Solve for x
    x = 176,540,522,773,549.25/15,320,073.23
  6. Step 6: Final answer
    x = 11,523,477.73

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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.