Home / 10,378,334.92-15,567,557.80-6,806,719.24

Finding the Fourth Proportional to 10,378,334.92, 15,567,557.80 and 6,806,719.24

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Solution

The fourth proportional to 10,378,334.92, 15,567,557.80 and 6,806,719.24 is: 10,210,115.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,378,334.92 : 15,567,557.80 = 6,806,719.24 : x
  2. Step 2: Convert to fraction form
    10,378,334.92/15,567,557.80 = 6,806,719.24/x
  3. Step 3: Cross multiply
    10,378,334.92x = 15,567,557.80 × 6,806,719.24
  4. Step 4: Simplify right side
    10,378,334.92x = 105,963,995,197,072.08
  5. Step 5: Solve for x
    x = 105,963,995,197,072.08/10,378,334.92
  6. Step 6: Final answer
    x = 10,210,115.21

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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.