Home / 10,490,261.22-15,728,305.95-5,360,084.10

Finding the Fourth Proportional to 10,490,261.22, 15,728,305.95 and 5,360,084.10

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Solution

The fourth proportional to 10,490,261.22, 15,728,305.95 and 5,360,084.10 is: 8,036,505.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,490,261.22 : 15,728,305.95 = 5,360,084.10 : x
  2. Step 2: Convert to fraction form
    10,490,261.22/15,728,305.95 = 5,360,084.10/x
  3. Step 3: Cross multiply
    10,490,261.22x = 15,728,305.95 × 5,360,084.10
  4. Step 4: Simplify right side
    10,490,261.22x = 84,305,042,642,530.39
  5. Step 5: Solve for x
    x = 84,305,042,642,530.39/10,490,261.22
  6. Step 6: Final answer
    x = 8,036,505.56

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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.