Home / 5,460,621.60-8,190,932.40-2,427,981.60

Finding the Fourth Proportional to 5,460,621.60, 8,190,932.40 and 2,427,981.60

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Solution

The fourth proportional to 5,460,621.60, 8,190,932.40 and 2,427,981.60 is: 3,641,972.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460,621.60 : 8,190,932.40 = 2,427,981.60 : x
  2. Step 2: Convert to fraction form
    5,460,621.60/8,190,932.40 = 2,427,981.60/x
  3. Step 3: Cross multiply
    5,460,621.60x = 8,190,932.40 × 2,427,981.60
  4. Step 4: Simplify right side
    5,460,621.60x = 19,887,433,154,043.84
  5. Step 5: Solve for x
    x = 19,887,433,154,043.84/5,460,621.60
  6. Step 6: Final answer
    x = 3,641,972.40

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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.