Home / 12,992,003.60-19,488,005.40-4,017,462.80

Finding the Fourth Proportional to 12,992,003.60, 19,488,005.40 and 4,017,462.80

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Solution

The fourth proportional to 12,992,003.60, 19,488,005.40 and 4,017,462.80 is: 6,026,194.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,992,003.60 : 19,488,005.40 = 4,017,462.80 : x
  2. Step 2: Convert to fraction form
    12,992,003.60/19,488,005.40 = 4,017,462.80/x
  3. Step 3: Cross multiply
    12,992,003.60x = 19,488,005.40 × 4,017,462.80
  4. Step 4: Simplify right side
    12,992,003.60x = 78,292,336,740,699.11
  5. Step 5: Solve for x
    x = 78,292,336,740,699.11/12,992,003.60
  6. Step 6: Final answer
    x = 6,026,194.20

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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.