Home / 18,144,065.40-27,216,098.10-5,364,695.40

Finding the Fourth Proportional to 18,144,065.40, 27,216,098.10 and 5,364,695.40

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Solution

The fourth proportional to 18,144,065.40, 27,216,098.10 and 5,364,695.40 is: 8,047,043.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,065.40 : 27,216,098.10 = 5,364,695.40 : x
  2. Step 2: Convert to fraction form
    18,144,065.40/27,216,098.10 = 5,364,695.40/x
  3. Step 3: Cross multiply
    18,144,065.40x = 27,216,098.10 × 5,364,695.40
  4. Step 4: Simplify right side
    18,144,065.40x = 146,006,076,283,018.75
  5. Step 5: Solve for x
    x = 146,006,076,283,018.75/18,144,065.40
  6. Step 6: Final answer
    x = 8,047,043.10

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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.