Home / 10,528,037.28-15,792,055.12-5,739,753.04

Finding the Fourth Proportional to 10,528,037.28, 15,792,055.12 and 5,739,753.04

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Solution

The fourth proportional to 10,528,037.28, 15,792,055.12 and 5,739,753.04 is: 8,609,629.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528,037.28 : 15,792,055.12 = 5,739,753.04 : x
  2. Step 2: Convert to fraction form
    10,528,037.28/15,792,055.12 = 5,739,753.04/x
  3. Step 3: Cross multiply
    10,528,037.28x = 15,792,055.12 × 5,739,753.04
  4. Step 4: Simplify right side
    10,528,037.28x = 90,642,496,382,867.56
  5. Step 5: Solve for x
    x = 90,642,496,382,867.56/10,528,037.28
  6. Step 6: Final answer
    x = 8,609,629.12

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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.