Home / 14,472,015.68-19,969,055.52-8,361,254.72

Finding the Fourth Proportional to 14,472,015.68, 19,969,055.52 and 8,361,254.72

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Solution

The fourth proportional to 14,472,015.68, 19,969,055.52 and 8,361,254.72 is: 11,537,187.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472,015.68 : 19,969,055.52 = 8,361,254.72 : x
  2. Step 2: Convert to fraction form
    14,472,015.68/19,969,055.52 = 8,361,254.72/x
  3. Step 3: Cross multiply
    14,472,015.68x = 19,969,055.52 × 8,361,254.72
  4. Step 4: Simplify right side
    14,472,015.68x = 166,966,359,720,542.03
  5. Step 5: Solve for x
    x = 166,966,359,720,542.03/14,472,015.68
  6. Step 6: Final answer
    x = 11,537,187.59

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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.