Home / 27,604,825.20-41,407,237.80-12,488,281.20

Finding the Fourth Proportional to 27,604,825.20, 41,407,237.80 and 12,488,281.20

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Solution

The fourth proportional to 27,604,825.20, 41,407,237.80 and 12,488,281.20 is: 18,732,421.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,604,825.20 : 41,407,237.80 = 12,488,281.20 : x
  2. Step 2: Convert to fraction form
    27,604,825.20/41,407,237.80 = 12,488,281.20/x
  3. Step 3: Cross multiply
    27,604,825.20x = 41,407,237.80 × 12,488,281.20
  4. Step 4: Simplify right side
    27,604,825.20x = 517,105,229,361,669.31
  5. Step 5: Solve for x
    x = 517,105,229,361,669.31/27,604,825.20
  6. Step 6: Final answer
    x = 18,732,421.80

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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.