Home / 16,008,159.52-22,091,255.45-8,665,987.21

Finding the Fourth Proportional to 16,008,159.52, 22,091,255.45 and 8,665,987.21

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Solution

The fourth proportional to 16,008,159.52, 22,091,255.45 and 8,665,987.21 is: 11,959,059.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,008,159.52 : 22,091,255.45 = 8,665,987.21 : x
  2. Step 2: Convert to fraction form
    16,008,159.52/22,091,255.45 = 8,665,987.21/x
  3. Step 3: Cross multiply
    16,008,159.52x = 22,091,255.45 × 8,665,987.21
  4. Step 4: Simplify right side
    16,008,159.52x = 191,442,537,148,979.62
  5. Step 5: Solve for x
    x = 191,442,537,148,979.62/16,008,159.52
  6. Step 6: Final answer
    x = 11,959,059.81

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1.5x scale

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.