Home / 18,146,220.30-27,219,330.45-9,076,293.90

Finding the Fourth Proportional to 18,146,220.30, 27,219,330.45 and 9,076,293.90

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Solution

The fourth proportional to 18,146,220.30, 27,219,330.45 and 9,076,293.90 is: 13,614,440.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146,220.30 : 27,219,330.45 = 9,076,293.90 : x
  2. Step 2: Convert to fraction form
    18,146,220.30/27,219,330.45 = 9,076,293.90/x
  3. Step 3: Cross multiply
    18,146,220.30x = 27,219,330.45 × 9,076,293.90
  4. Step 4: Simplify right side
    18,146,220.30x = 247,050,642,925,419.25
  5. Step 5: Solve for x
    x = 247,050,642,925,419.25/18,146,220.30
  6. Step 6: Final answer
    x = 13,614,440.85

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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.