Home / 18,147,443.40-27,221,165.10-5,366,953.44

Finding the Fourth Proportional to 18,147,443.40, 27,221,165.10 and 5,366,953.44

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Solution

The fourth proportional to 18,147,443.40, 27,221,165.10 and 5,366,953.44 is: 8,050,430.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,147,443.40 : 27,221,165.10 = 5,366,953.44 : x
  2. Step 2: Convert to fraction form
    18,147,443.40/27,221,165.10 = 5,366,953.44/x
  3. Step 3: Cross multiply
    18,147,443.40x = 27,221,165.10 × 5,366,953.44
  4. Step 4: Simplify right side
    18,147,443.40x = 146,094,725,674,252.97
  5. Step 5: Solve for x
    x = 146,094,725,674,252.97/18,147,443.40
  6. Step 6: Final answer
    x = 8,050,430.16

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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.