Home / 14,743,959.66-20,346,109.40-8,549,267.78

Finding the Fourth Proportional to 14,743,959.66, 20,346,109.40 and 8,549,267.78

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Solution

The fourth proportional to 14,743,959.66, 20,346,109.40 and 8,549,267.78 is: 11,797,667.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,743,959.66 : 20,346,109.40 = 8,549,267.78 : x
  2. Step 2: Convert to fraction form
    14,743,959.66/20,346,109.40 = 8,549,267.78/x
  3. Step 3: Cross multiply
    14,743,959.66x = 20,346,109.40 × 8,549,267.78
  4. Step 4: Simplify right side
    14,743,959.66x = 173,944,337,614,013.59
  5. Step 5: Solve for x
    x = 173,944,337,614,013.59/14,743,959.66
  6. Step 6: Final answer
    x = 11,797,667.77

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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.