Home / 10,042,061.46-15,065,096.67-5,251,907.22

Finding the Fourth Proportional to 10,042,061.46, 15,065,096.67 and 5,251,907.22

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Solution

The fourth proportional to 10,042,061.46, 15,065,096.67 and 5,251,907.22 is: 7,878,909.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,042,061.46 : 15,065,096.67 = 5,251,907.22 : x
  2. Step 2: Convert to fraction form
    10,042,061.46/15,065,096.67 = 5,251,907.22/x
  3. Step 3: Cross multiply
    10,042,061.46x = 15,065,096.67 × 5,251,907.22
  4. Step 4: Simplify right side
    10,042,061.46x = 79,120,489,971,170.95
  5. Step 5: Solve for x
    x = 79,120,489,971,170.95/10,042,061.46
  6. Step 6: Final answer
    x = 7,878,909.15

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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.