Home / 10,368,215.30-15,556,988.55-3,641,456.90

Finding the Fourth Proportional to 10,368,215.30, 15,556,988.55 and 3,641,456.90

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Solution

The fourth proportional to 10,368,215.30, 15,556,988.55 and 3,641,456.90 is: 5,463,823.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,215.30 : 15,556,988.55 = 3,641,456.90 : x
  2. Step 2: Convert to fraction form
    10,368,215.30/15,556,988.55 = 3,641,456.90/x
  3. Step 3: Cross multiply
    10,368,215.30x = 15,556,988.55 × 3,641,456.90
  4. Step 4: Simplify right side
    10,368,215.30x = 56,650,103,298,618.50
  5. Step 5: Solve for x
    x = 56,650,103,298,618.50/10,368,215.30
  6. Step 6: Final answer
    x = 5,463,823.97

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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.