Home / 22,602,736.76-31,191,556.80-12,289,459.82

Finding the Fourth Proportional to 22,602,736.76, 31,191,556.80 and 12,289,459.82

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Solution

The fourth proportional to 22,602,736.76, 31,191,556.80 and 12,289,459.82 is: 16,959,334.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,602,736.76 : 31,191,556.80 = 12,289,459.82 : x
  2. Step 2: Convert to fraction form
    22,602,736.76/31,191,556.80 = 12,289,459.82/x
  3. Step 3: Cross multiply
    22,602,736.76x = 31,191,556.80 × 12,289,459.82
  4. Step 4: Simplify right side
    22,602,736.76x = 383,327,384,016,847.81
  5. Step 5: Solve for x
    x = 383,327,384,016,847.81/22,602,736.76
  6. Step 6: Final answer
    x = 16,959,334.97

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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.