Home / 49,913,793.60-74,870,690.40-40,843,867.20

Finding the Fourth Proportional to 49,913,793.60, 74,870,690.40 and 40,843,867.20

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Solution

The fourth proportional to 49,913,793.60, 74,870,690.40 and 40,843,867.20 is: 61,265,800.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,913,793.60 : 74,870,690.40 = 40,843,867.20 : x
  2. Step 2: Convert to fraction form
    49,913,793.60/74,870,690.40 = 40,843,867.20/x
  3. Step 3: Cross multiply
    49,913,793.60x = 74,870,690.40 × 40,843,867.20
  4. Step 4: Simplify right side
    49,913,793.60x = 3,058,008,535,869,915.50
  5. Step 5: Solve for x
    x = 3,058,008,535,869,915.50/49,913,793.60
  6. Step 6: Final answer
    x = 61,265,800.80

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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.