Home / 15,051,367.02-20,770,870.35-8,175,854.22

Finding the Fourth Proportional to 15,051,367.02, 20,770,870.35 and 8,175,854.22

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Solution

The fourth proportional to 15,051,367.02, 20,770,870.35 and 8,175,854.22 is: 11,282,670.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,051,367.02 : 20,770,870.35 = 8,175,854.22 : x
  2. Step 2: Convert to fraction form
    15,051,367.02/20,770,870.35 = 8,175,854.22/x
  3. Step 3: Cross multiply
    15,051,367.02x = 20,770,870.35 × 8,175,854.22
  4. Step 4: Simplify right side
    15,051,367.02x = 169,819,608,004,120.38
  5. Step 5: Solve for x
    x = 169,819,608,004,120.38/15,051,367.02
  6. Step 6: Final answer
    x = 11,282,670.06

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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.