Home / 81,632,376.16-112,652,672.80-44,962,947.16

Finding the Fourth Proportional to 81,632,376.16, 112,652,672.80 and 44,962,947.16

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Solution

The fourth proportional to 81,632,376.16, 112,652,672.80 and 44,962,947.16 is: 62,048,863.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,632,376.16 : 112,652,672.80 = 44,962,947.16 : x
  2. Step 2: Convert to fraction form
    81,632,376.16/112,652,672.80 = 44,962,947.16/x
  3. Step 3: Cross multiply
    81,632,376.16x = 112,652,672.80 × 44,962,947.16
  4. Step 4: Simplify right side
    81,632,376.16x = 5,065,196,174,539,169
  5. Step 5: Solve for x
    x = 5,065,196,174,539,169/81,632,376.16
  6. Step 6: Final answer
    x = 62,048,863.61

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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.