Home / 21,576,288.52-32,364,713.29-7,199,356.31

Finding the Fourth Proportional to 21,576,288.52, 32,364,713.29 and 7,199,356.31

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Solution

The fourth proportional to 21,576,288.52, 32,364,713.29 and 7,199,356.31 is: 10,799,128.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576,288.52 : 32,364,713.29 = 7,199,356.31 : x
  2. Step 2: Convert to fraction form
    21,576,288.52/32,364,713.29 = 7,199,356.31/x
  3. Step 3: Cross multiply
    21,576,288.52x = 32,364,713.29 × 7,199,356.31
  4. Step 4: Simplify right side
    21,576,288.52x = 233,005,102,845,702.34
  5. Step 5: Solve for x
    x = 233,005,102,845,702.34/21,576,288.52
  6. Step 6: Final answer
    x = 10,799,128.06

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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.