Home / 10,120,182.71-15,180,318.51-3,203,696.06

Finding the Fourth Proportional to 10,120,182.71, 15,180,318.51 and 3,203,696.06

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Solution

The fourth proportional to 10,120,182.71, 15,180,318.51 and 3,203,696.06 is: 4,805,558.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,120,182.71 : 15,180,318.51 = 3,203,696.06 : x
  2. Step 2: Convert to fraction form
    10,120,182.71/15,180,318.51 = 3,203,696.06/x
  3. Step 3: Cross multiply
    10,120,182.71x = 15,180,318.51 × 3,203,696.06
  4. Step 4: Simplify right side
    10,120,182.71x = 48,633,126,600,032.07
  5. Step 5: Solve for x
    x = 48,633,126,600,032.07/10,120,182.71
  6. Step 6: Final answer
    x = 4,805,558.16

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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.