Home / 21,472,631.37-32,239,214.28-15,404,054.92

Finding the Fourth Proportional to 21,472,631.37, 32,239,214.28 and 15,404,054.92

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Solution

The fourth proportional to 21,472,631.37, 32,239,214.28 and 15,404,054.92 is: 23,127,795.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,472,631.37 : 32,239,214.28 = 15,404,054.92 : x
  2. Step 2: Convert to fraction form
    21,472,631.37/32,239,214.28 = 15,404,054.92/x
  3. Step 3: Cross multiply
    21,472,631.37x = 32,239,214.28 × 15,404,054.92
  4. Step 4: Simplify right side
    21,472,631.37x = 496,614,627,266,170.25
  5. Step 5: Solve for x
    x = 496,614,627,266,170.25/21,472,631.37
  6. Step 6: Final answer
    x = 23,127,795.50

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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.