Home / 14,375,821.26-21,570,465.72-7,085,306.68

Finding the Fourth Proportional to 14,375,821.26, 21,570,465.72 and 7,085,306.68

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Solution

The fourth proportional to 14,375,821.26, 21,570,465.72 and 7,085,306.68 is: 10,631,278.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,375,821.26 : 21,570,465.72 = 7,085,306.68 : x
  2. Step 2: Convert to fraction form
    14,375,821.26/21,570,465.72 = 7,085,306.68/x
  3. Step 3: Cross multiply
    14,375,821.26x = 21,570,465.72 × 7,085,306.68
  4. Step 4: Simplify right side
    14,375,821.26x = 152,833,364,748,774.66
  5. Step 5: Solve for x
    x = 152,833,364,748,774.66/14,375,821.26
  6. Step 6: Final answer
    x = 10,631,278.87

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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.