Home / 15,532,927.27-21,435,463.26-8,657,261.71

Finding the Fourth Proportional to 15,532,927.27, 21,435,463.26 and 8,657,261.71

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Solution

The fourth proportional to 15,532,927.27, 21,435,463.26 and 8,657,261.71 is: 11,947,034.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,532,927.27 : 21,435,463.26 = 8,657,261.71 : x
  2. Step 2: Convert to fraction form
    15,532,927.27/21,435,463.26 = 8,657,261.71/x
  3. Step 3: Cross multiply
    15,532,927.27x = 21,435,463.26 × 8,657,261.71
  4. Step 4: Simplify right side
    15,532,927.27x = 185,572,415,263,321.12
  5. Step 5: Solve for x
    x = 185,572,415,263,321.12/15,532,927.27
  6. Step 6: Final answer
    x = 11,947,034.33

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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.