Home / 13,744,515.76-18,966,912.08-7,633,337.92

Finding the Fourth Proportional to 13,744,515.76, 18,966,912.08 and 7,633,337.92

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Solution

The fourth proportional to 13,744,515.76, 18,966,912.08 and 7,633,337.92 is: 10,533,717.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,744,515.76 : 18,966,912.08 = 7,633,337.92 : x
  2. Step 2: Convert to fraction form
    13,744,515.76/18,966,912.08 = 7,633,337.92/x
  3. Step 3: Cross multiply
    13,744,515.76x = 18,966,912.08 × 7,633,337.92
  4. Step 4: Simplify right side
    13,744,515.76x = 144,780,849,110,735.50
  5. Step 5: Solve for x
    x = 144,780,849,110,735.50/13,744,515.76
  6. Step 6: Final answer
    x = 10,533,717.72

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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.