Home / 10,173,690.10-15,285,418.35-7,654,266.10

Finding the Fourth Proportional to 10,173,690.10, 15,285,418.35 and 7,654,266.10

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Solution

The fourth proportional to 10,173,690.10, 15,285,418.35 and 7,654,266.10 is: 11,500,120.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,173,690.10 : 15,285,418.35 = 7,654,266.10 : x
  2. Step 2: Convert to fraction form
    10,173,690.10/15,285,418.35 = 7,654,266.10/x
  3. Step 3: Cross multiply
    10,173,690.10x = 15,285,418.35 × 7,654,266.10
  4. Step 4: Simplify right side
    10,173,690.10x = 116,998,659,500,722.92
  5. Step 5: Solve for x
    x = 116,998,659,500,722.92/10,173,690.10
  6. Step 6: Final answer
    x = 11,500,120.25

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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.