Home / 11,103,699.10-16,655,548.65-8,413,279.05

Finding the Fourth Proportional to 11,103,699.10, 16,655,548.65 and 8,413,279.05

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Solution

The fourth proportional to 11,103,699.10, 16,655,548.65 and 8,413,279.05 is: 12,619,918.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103,699.10 : 16,655,548.65 = 8,413,279.05 : x
  2. Step 2: Convert to fraction form
    11,103,699.10/16,655,548.65 = 8,413,279.05/x
  3. Step 3: Cross multiply
    11,103,699.10x = 16,655,548.65 × 8,413,279.05
  4. Step 4: Simplify right side
    11,103,699.10x = 140,127,778,523,300.80
  5. Step 5: Solve for x
    x = 140,127,778,523,300.80/11,103,699.10
  6. Step 6: Final answer
    x = 12,619,918.58

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Similar ratio
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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.