Home / 18,488,439.90-25,514,027.76-10,339,677.90

Finding the Fourth Proportional to 18,488,439.90, 25,514,027.76 and 10,339,677.90

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Solution

The fourth proportional to 18,488,439.90, 25,514,027.76 and 10,339,677.90 is: 14,268,744.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,488,439.90 : 25,514,027.76 = 10,339,677.90 : x
  2. Step 2: Convert to fraction form
    18,488,439.90/25,514,027.76 = 10,339,677.90/x
  3. Step 3: Cross multiply
    18,488,439.90x = 25,514,027.76 × 10,339,677.90
  4. Step 4: Simplify right side
    18,488,439.90x = 263,806,828,970,058.53
  5. Step 5: Solve for x
    x = 263,806,828,970,058.53/18,488,439.90
  6. Step 6: Final answer
    x = 14,268,744.71

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1.5x scale

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.