Home / 6,475,696-8,928,153.12-5,309,846.88

Finding the Fourth Proportional to 6,475,696, 8,928,153.12 and 5,309,846.88

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Solution

The fourth proportional to 6,475,696, 8,928,153.12 and 5,309,846.88 is: 7,320,776.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475,696 : 8,928,153.12 = 5,309,846.88 : x
  2. Step 2: Convert to fraction form
    6,475,696/8,928,153.12 = 5,309,846.88/x
  3. Step 3: Cross multiply
    6,475,696x = 8,928,153.12 × 5,309,846.88
  4. Step 4: Simplify right side
    6,475,696x = 47,407,125,988,394.26
  5. Step 5: Solve for x
    x = 47,407,125,988,394.26/6,475,696
  6. Step 6: Final answer
    x = 7,320,776.95

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1.5x scale

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.