Home / 13,532,790.29-18,675,230.40-7,337,825.74

Finding the Fourth Proportional to 13,532,790.29, 18,675,230.40 and 7,337,825.74

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Solution

The fourth proportional to 13,532,790.29, 18,675,230.40 and 7,337,825.74 is: 10,126,188.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532,790.29 : 18,675,230.40 = 7,337,825.74 : x
  2. Step 2: Convert to fraction form
    13,532,790.29/18,675,230.40 = 7,337,825.74/x
  3. Step 3: Cross multiply
    13,532,790.29x = 18,675,230.40 × 7,337,825.74
  4. Step 4: Simplify right side
    13,532,790.29x = 137,035,586,352,894.52
  5. Step 5: Solve for x
    x = 137,035,586,352,894.52/13,532,790.29
  6. Step 6: Final answer
    x = 10,126,188.57

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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.