Home / 7,894,126.32-10,893,894.12-4,272,454.32

Finding the Fourth Proportional to 7,894,126.32, 10,893,894.12 and 4,272,454.32

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Solution

The fourth proportional to 7,894,126.32, 10,893,894.12 and 4,272,454.32 is: 5,895,986.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,894,126.32 : 10,893,894.12 = 4,272,454.32 : x
  2. Step 2: Convert to fraction form
    7,894,126.32/10,893,894.12 = 4,272,454.32/x
  3. Step 3: Cross multiply
    7,894,126.32x = 10,893,894.12 × 4,272,454.32
  4. Step 4: Simplify right side
    7,894,126.32x = 46,543,664,994,616.60
  5. Step 5: Solve for x
    x = 46,543,664,994,616.60/7,894,126.32
  6. Step 6: Final answer
    x = 5,895,986.85

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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.