Home / 86,814,431.27-130,247,227.69-34,972,356.53

Finding the Fourth Proportional to 86,814,431.27, 130,247,227.69 and 34,972,356.53

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Solution

The fourth proportional to 86,814,431.27, 130,247,227.69 and 34,972,356.53 is: 52,468,839.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,814,431.27 : 130,247,227.69 = 34,972,356.53 : x
  2. Step 2: Convert to fraction form
    86,814,431.27/130,247,227.69 = 34,972,356.53/x
  3. Step 3: Cross multiply
    86,814,431.27x = 130,247,227.69 × 34,972,356.53
  4. Step 4: Simplify right side
    86,814,431.27x = 4,555,052,483,818,768
  5. Step 5: Solve for x
    x = 4,555,052,483,818,768/86,814,431.27
  6. Step 6: Final answer
    x = 52,468,839.77

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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.