Home / 15,342,011.26-21,172,483.91-8,373,070.14

Finding the Fourth Proportional to 15,342,011.26, 21,172,483.91 and 8,373,070.14

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Solution

The fourth proportional to 15,342,011.26, 21,172,483.91 and 8,373,070.14 is: 11,555,114.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,342,011.26 : 21,172,483.91 = 8,373,070.14 : x
  2. Step 2: Convert to fraction form
    15,342,011.26/21,172,483.91 = 8,373,070.14/x
  3. Step 3: Cross multiply
    15,342,011.26x = 21,172,483.91 × 8,373,070.14
  4. Step 4: Simplify right side
    15,342,011.26x = 177,278,692,816,451.44
  5. Step 5: Solve for x
    x = 177,278,692,816,451.44/15,342,011.26
  6. Step 6: Final answer
    x = 11,555,114.24

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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.