Home / 10,475,153.76-15,716,568.84-4,411,411.96

Finding the Fourth Proportional to 10,475,153.76, 15,716,568.84 and 4,411,411.96

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Solution

The fourth proportional to 10,475,153.76, 15,716,568.84 and 4,411,411.96 is: 6,618,734.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,475,153.76 : 15,716,568.84 = 4,411,411.96 : x
  2. Step 2: Convert to fraction form
    10,475,153.76/15,716,568.84 = 4,411,411.96/x
  3. Step 3: Cross multiply
    10,475,153.76x = 15,716,568.84 × 4,411,411.96
  4. Step 4: Simplify right side
    10,475,153.76x = 69,332,259,750,939.33
  5. Step 5: Solve for x
    x = 69,332,259,750,939.33/10,475,153.76
  6. Step 6: Final answer
    x = 6,618,734.32

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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.