Home / 16,001,650.71-22,082,345.36-8,659,484.22

Finding the Fourth Proportional to 16,001,650.71, 22,082,345.36 and 8,659,484.22

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Solution

The fourth proportional to 16,001,650.71, 22,082,345.36 and 8,659,484.22 is: 11,950,124.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,001,650.71 : 22,082,345.36 = 8,659,484.22 : x
  2. Step 2: Convert to fraction form
    16,001,650.71/22,082,345.36 = 8,659,484.22/x
  3. Step 3: Cross multiply
    16,001,650.71x = 22,082,345.36 × 8,659,484.22
  4. Step 4: Simplify right side
    16,001,650.71x = 191,221,721,142,212.81
  5. Step 5: Solve for x
    x = 191,221,721,142,212.81/16,001,650.71
  6. Step 6: Final answer
    x = 11,950,124.68

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Double scale
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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.