Home / 32,258,719.20-48,388,078.80-28,479,583.20

Finding the Fourth Proportional to 32,258,719.20, 48,388,078.80 and 28,479,583.20

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Solution

The fourth proportional to 32,258,719.20, 48,388,078.80 and 28,479,583.20 is: 42,719,374.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,258,719.20 : 48,388,078.80 = 28,479,583.20 : x
  2. Step 2: Convert to fraction form
    32,258,719.20/48,388,078.80 = 28,479,583.20/x
  3. Step 3: Cross multiply
    32,258,719.20x = 48,388,078.80 × 28,479,583.20
  4. Step 4: Simplify right side
    32,258,719.20x = 1,378,072,316,072,756
  5. Step 5: Solve for x
    x = 1,378,072,316,072,756/32,258,719.20
  6. Step 6: Final answer
    x = 42,719,374.80

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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.