Home / 20,306,775.32-30,457,166.78-5,925,981.86

Finding the Fourth Proportional to 20,306,775.32, 30,457,166.78 and 5,925,981.86

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Solution

The fourth proportional to 20,306,775.32, 30,457,166.78 and 5,925,981.86 is: 8,888,098.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,306,775.32 : 30,457,166.78 = 5,925,981.86 : x
  2. Step 2: Convert to fraction form
    20,306,775.32/30,457,166.78 = 5,925,981.86/x
  3. Step 3: Cross multiply
    20,306,775.32x = 30,457,166.78 × 5,925,981.86
  4. Step 4: Simplify right side
    20,306,775.32x = 180,488,617,845,274.62
  5. Step 5: Solve for x
    x = 180,488,617,845,274.62/20,306,775.32
  6. Step 6: Final answer
    x = 8,888,098.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.