Home / 5,387,820.72-7,435,366.10-3,064,653.70

Finding the Fourth Proportional to 5,387,820.72, 7,435,366.10 and 3,064,653.70

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Solution

The fourth proportional to 5,387,820.72, 7,435,366.10 and 3,064,653.70 is: 4,229,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387,820.72 : 7,435,366.10 = 3,064,653.70 : x
  2. Step 2: Convert to fraction form
    5,387,820.72/7,435,366.10 = 3,064,653.70/x
  3. Step 3: Cross multiply
    5,387,820.72x = 7,435,366.10 × 3,064,653.70
  4. Step 4: Simplify right side
    5,387,820.72x = 22,786,822,229,219.57
  5. Step 5: Solve for x
    x = 22,786,822,229,219.57/5,387,820.72
  6. Step 6: Final answer
    x = 4,229,320.80

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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.