Home / 7,127,761.85-10,680,638.73-4,813,184.06

Finding the Fourth Proportional to 7,127,761.85, 10,680,638.73 and 4,813,184.06

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Solution

The fourth proportional to 7,127,761.85, 10,680,638.73 and 4,813,184.06 is: 7,212,345.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,761.85 : 10,680,638.73 = 4,813,184.06 : x
  2. Step 2: Convert to fraction form
    7,127,761.85/10,680,638.73 = 4,813,184.06/x
  3. Step 3: Cross multiply
    7,127,761.85x = 10,680,638.73 × 4,813,184.06
  4. Step 4: Simplify right side
    7,127,761.85x = 51,407,880,085,854.64
  5. Step 5: Solve for x
    x = 51,407,880,085,854.64/7,127,761.85
  6. Step 6: Final answer
    x = 7,212,345.36

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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.