Home / 10,248,806.40-14,143,104-5,665,009.92

Finding the Fourth Proportional to 10,248,806.40, 14,143,104 and 5,665,009.92

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Solution

The fourth proportional to 10,248,806.40, 14,143,104 and 5,665,009.92 is: 7,817,576.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,248,806.40 : 14,143,104 = 5,665,009.92 : x
  2. Step 2: Convert to fraction form
    10,248,806.40/14,143,104 = 5,665,009.92/x
  3. Step 3: Cross multiply
    10,248,806.40x = 14,143,104 × 5,665,009.92
  4. Step 4: Simplify right side
    10,248,806.40x = 80,120,824,459,591.67
  5. Step 5: Solve for x
    x = 80,120,824,459,591.67/10,248,806.40
  6. Step 6: Final answer
    x = 7,817,576.15

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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.