Home / 85,824,312.65-128,724,348.15-27,524,414.95

Finding the Fourth Proportional to 85,824,312.65, 128,724,348.15 and 27,524,414.95

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Solution

The fourth proportional to 85,824,312.65, 128,724,348.15 and 27,524,414.95 is: 41,282,735.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,824,312.65 : 128,724,348.15 = 27,524,414.95 : x
  2. Step 2: Convert to fraction form
    85,824,312.65/128,724,348.15 = 27,524,414.95/x
  3. Step 3: Cross multiply
    85,824,312.65x = 128,724,348.15 × 27,524,414.95
  4. Step 4: Simplify right side
    85,824,312.65x = 3,543,062,372,327,054.50
  5. Step 5: Solve for x
    x = 3,543,062,372,327,054.50/85,824,312.65
  6. Step 6: Final answer
    x = 41,282,735.19

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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.