Home / 48,718,423.60-67,222,878.72-27,800,905.84

Finding the Fourth Proportional to 48,718,423.60, 67,222,878.72 and 27,800,905.84

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Solution

The fourth proportional to 48,718,423.60, 67,222,878.72 and 27,800,905.84 is: 38,360,373.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,718,423.60 : 67,222,878.72 = 27,800,905.84 : x
  2. Step 2: Convert to fraction form
    48,718,423.60/67,222,878.72 = 27,800,905.84/x
  3. Step 3: Cross multiply
    48,718,423.60x = 67,222,878.72 × 27,800,905.84
  4. Step 4: Simplify right side
    48,718,423.60x = 1,868,856,921,316,149
  5. Step 5: Solve for x
    x = 1,868,856,921,316,149/48,718,423.60
  6. Step 6: Final answer
    x = 38,360,373.41

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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.