Home / 10,865,742.20-16,292,708.40-4,476,640.40

Finding the Fourth Proportional to 10,865,742.20, 16,292,708.40 and 4,476,640.40

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Solution

The fourth proportional to 10,865,742.20, 16,292,708.40 and 4,476,640.40 is: 6,712,527.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,742.20 : 16,292,708.40 = 4,476,640.40 : x
  2. Step 2: Convert to fraction form
    10,865,742.20/16,292,708.40 = 4,476,640.40/x
  3. Step 3: Cross multiply
    10,865,742.20x = 16,292,708.40 × 4,476,640.40
  4. Step 4: Simplify right side
    10,865,742.20x = 72,936,596,648,859.38
  5. Step 5: Solve for x
    x = 72,936,596,648,859.38/10,865,742.20
  6. Step 6: Final answer
    x = 6,712,527.81

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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.