Home / 18,449,348.55-27,650,018.67-7,506,785.79

Finding the Fourth Proportional to 18,449,348.55, 27,650,018.67 and 7,506,785.79

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Solution

The fourth proportional to 18,449,348.55, 27,650,018.67 and 7,506,785.79 is: 11,250,411.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,449,348.55 : 27,650,018.67 = 7,506,785.79 : x
  2. Step 2: Convert to fraction form
    18,449,348.55/27,650,018.67 = 7,506,785.79/x
  3. Step 3: Cross multiply
    18,449,348.55x = 27,650,018.67 × 7,506,785.79
  4. Step 4: Simplify right side
    18,449,348.55x = 207,562,767,245,190.72
  5. Step 5: Solve for x
    x = 207,562,767,245,190.72/18,449,348.55
  6. Step 6: Final answer
    x = 11,250,411.72

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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.