Home / 19,541,434.80-29,298,155.40-8,176,033.20

Finding the Fourth Proportional to 19,541,434.80, 29,298,155.40 and 8,176,033.20

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Solution

The fourth proportional to 19,541,434.80, 29,298,155.40 and 8,176,033.20 is: 12,258,193.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541,434.80 : 29,298,155.40 = 8,176,033.20 : x
  2. Step 2: Convert to fraction form
    19,541,434.80/29,298,155.40 = 8,176,033.20/x
  3. Step 3: Cross multiply
    19,541,434.80x = 29,298,155.40 × 8,176,033.20
  4. Step 4: Simplify right side
    19,541,434.80x = 239,542,691,249,159.28
  5. Step 5: Solve for x
    x = 239,542,691,249,159.28/19,541,434.80
  6. Step 6: Final answer
    x = 12,258,193.61

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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.