Home / 27,068,904.55-40,603,356.83-20,691,612.55

Finding the Fourth Proportional to 27,068,904.55, 40,603,356.83 and 20,691,612.55

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Solution

The fourth proportional to 27,068,904.55, 40,603,356.83 and 20,691,612.55 is: 31,037,418.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,068,904.55 : 40,603,356.83 = 20,691,612.55 : x
  2. Step 2: Convert to fraction form
    27,068,904.55/40,603,356.83 = 20,691,612.55/x
  3. Step 3: Cross multiply
    27,068,904.55x = 40,603,356.83 × 20,691,612.55
  4. Step 4: Simplify right side
    27,068,904.55x = 840,148,927,652,298.25
  5. Step 5: Solve for x
    x = 840,148,927,652,298.25/27,068,904.55
  6. Step 6: Final answer
    x = 31,037,418.83

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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.