Home / 21,947,760.39-32,922,387-10,427,281.86

Finding the Fourth Proportional to 21,947,760.39, 32,922,387 and 10,427,281.86

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Solution

The fourth proportional to 21,947,760.39, 32,922,387 and 10,427,281.86 is: 15,641,277.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,947,760.39 : 32,922,387 = 10,427,281.86 : x
  2. Step 2: Convert to fraction form
    21,947,760.39/32,922,387 = 10,427,281.86/x
  3. Step 3: Cross multiply
    21,947,760.39x = 32,922,387 × 10,427,281.86
  4. Step 4: Simplify right side
    21,947,760.39x = 343,291,008,752,999.81
  5. Step 5: Solve for x
    x = 343,291,008,752,999.81/21,947,760.39
  6. Step 6: Final answer
    x = 15,641,277.41

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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.