Home / 22,600,417.54-31,188,422.65-12,287,140.67

Finding the Fourth Proportional to 22,600,417.54, 31,188,422.65 and 12,287,140.67

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Solution

The fourth proportional to 22,600,417.54, 31,188,422.65 and 12,287,140.67 is: 16,956,170.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,600,417.54 : 31,188,422.65 = 12,287,140.67 : x
  2. Step 2: Convert to fraction form
    22,600,417.54/31,188,422.65 = 12,287,140.67/x
  3. Step 3: Cross multiply
    22,600,417.54x = 31,188,422.65 × 12,287,140.67
  4. Step 4: Simplify right side
    22,600,417.54x = 383,216,536,375,964.12
  5. Step 5: Solve for x
    x = 383,216,536,375,964.12/22,600,417.54
  6. Step 6: Final answer
    x = 16,956,170.64

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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.