Home / 15,998,434.91-22,077,682.75-8,656,106.88

Finding the Fourth Proportional to 15,998,434.91, 22,077,682.75 and 8,656,106.88

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Solution

The fourth proportional to 15,998,434.91, 22,077,682.75 and 8,656,106.88 is: 11,945,342.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998,434.91 : 22,077,682.75 = 8,656,106.88 : x
  2. Step 2: Convert to fraction form
    15,998,434.91/22,077,682.75 = 8,656,106.88/x
  3. Step 3: Cross multiply
    15,998,434.91x = 22,077,682.75 × 8,656,106.88
  4. Step 4: Simplify right side
    15,998,434.91x = 191,106,781,546,732.34
  5. Step 5: Solve for x
    x = 191,106,781,546,732.34/15,998,434.91
  6. Step 6: Final answer
    x = 11,945,342.32

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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.