Home / 5,187,648.61-7,159,586.27-3,012,191.70

Finding the Fourth Proportional to 5,187,648.61, 7,159,586.27 and 3,012,191.70

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Solution

The fourth proportional to 5,187,648.61, 7,159,586.27 and 3,012,191.70 is: 4,157,191.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187,648.61 : 7,159,586.27 = 3,012,191.70 : x
  2. Step 2: Convert to fraction form
    5,187,648.61/7,159,586.27 = 3,012,191.70/x
  3. Step 3: Cross multiply
    5,187,648.61x = 7,159,586.27 × 3,012,191.70
  4. Step 4: Simplify right side
    5,187,648.61x = 21,566,046,337,927.96
  5. Step 5: Solve for x
    x = 21,566,046,337,927.96/5,187,648.61
  6. Step 6: Final answer
    x = 4,157,191.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.