Home / 18,153,042.80-27,229,564.20-16,767,359.60

Finding the Fourth Proportional to 18,153,042.80, 27,229,564.20 and 16,767,359.60

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Solution

The fourth proportional to 18,153,042.80, 27,229,564.20 and 16,767,359.60 is: 25,151,039.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153,042.80 : 27,229,564.20 = 16,767,359.60 : x
  2. Step 2: Convert to fraction form
    18,153,042.80/27,229,564.20 = 16,767,359.60/x
  3. Step 3: Cross multiply
    18,153,042.80x = 27,229,564.20 × 16,767,359.60
  4. Step 4: Simplify right side
    18,153,042.80x = 456,567,894,692,686.31
  5. Step 5: Solve for x
    x = 456,567,894,692,686.31/18,153,042.80
  6. Step 6: Final answer
    x = 25,151,039.40

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1.5x scale

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.