Home / 10,306,122.30-15,455,246.85-3,115,266.30

Finding the Fourth Proportional to 10,306,122.30, 15,455,246.85 and 3,115,266.30

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Solution

The fourth proportional to 10,306,122.30, 15,455,246.85 and 3,115,266.30 is: 4,671,709.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306,122.30 : 15,455,246.85 = 3,115,266.30 : x
  2. Step 2: Convert to fraction form
    10,306,122.30/15,455,246.85 = 3,115,266.30/x
  3. Step 3: Cross multiply
    10,306,122.30x = 15,455,246.85 × 3,115,266.30
  4. Step 4: Simplify right side
    10,306,122.30x = 48,147,209,669,986.15
  5. Step 5: Solve for x
    x = 48,147,209,669,986.15/10,306,122.30
  6. Step 6: Final answer
    x = 4,671,709.52

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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.