Home / 65,083,155.12-89,816,125.83-35,714,230.74

Finding the Fourth Proportional to 65,083,155.12, 89,816,125.83 and 35,714,230.74

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Solution

The fourth proportional to 65,083,155.12, 89,816,125.83 and 35,714,230.74 is: 49,286,391.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,083,155.12 : 89,816,125.83 = 35,714,230.74 : x
  2. Step 2: Convert to fraction form
    65,083,155.12/89,816,125.83 = 35,714,230.74/x
  3. Step 3: Cross multiply
    65,083,155.12x = 89,816,125.83 × 35,714,230.74
  4. Step 4: Simplify right side
    65,083,155.12x = 3,207,713,842,065,494
  5. Step 5: Solve for x
    x = 3,207,713,842,065,494/65,083,155.12
  6. Step 6: Final answer
    x = 49,286,391.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.