Home / 18,616,923.60-27,925,385.40-4,970,043.60

Finding the Fourth Proportional to 18,616,923.60, 27,925,385.40 and 4,970,043.60

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Solution

The fourth proportional to 18,616,923.60, 27,925,385.40 and 4,970,043.60 is: 7,455,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,616,923.60 : 27,925,385.40 = 4,970,043.60 : x
  2. Step 2: Convert to fraction form
    18,616,923.60/27,925,385.40 = 4,970,043.60/x
  3. Step 3: Cross multiply
    18,616,923.60x = 27,925,385.40 × 4,970,043.60
  4. Step 4: Simplify right side
    18,616,923.60x = 138,790,382,984,803.42
  5. Step 5: Solve for x
    x = 138,790,382,984,803.42/18,616,923.60
  6. Step 6: Final answer
    x = 7,455,065.40

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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.