Home / 5,638,865.44-7,781,642.85-3,060,547.15

Finding the Fourth Proportional to 5,638,865.44, 7,781,642.85 and 3,060,547.15

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Solution

The fourth proportional to 5,638,865.44, 7,781,642.85 and 3,060,547.15 is: 4,223,559.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,865.44 : 7,781,642.85 = 3,060,547.15 : x
  2. Step 2: Convert to fraction form
    5,638,865.44/7,781,642.85 = 3,060,547.15/x
  3. Step 3: Cross multiply
    5,638,865.44x = 7,781,642.85 × 3,060,547.15
  4. Step 4: Simplify right side
    5,638,865.44x = 23,816,084,846,885.38
  5. Step 5: Solve for x
    x = 23,816,084,846,885.38/5,638,865.44
  6. Step 6: Final answer
    x = 4,223,559.70

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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.