Home / 17,047,942.88-25,572,136-5,688,391.52

Finding the Fourth Proportional to 17,047,942.88, 25,572,136 and 5,688,391.52

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Solution

The fourth proportional to 17,047,942.88, 25,572,136 and 5,688,391.52 is: 8,532,661.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,047,942.88 : 25,572,136 = 5,688,391.52 : x
  2. Step 2: Convert to fraction form
    17,047,942.88/25,572,136 = 5,688,391.52/x
  3. Step 3: Cross multiply
    17,047,942.88x = 25,572,136 × 5,688,391.52
  4. Step 4: Simplify right side
    17,047,942.88x = 145,464,321,570,686.72
  5. Step 5: Solve for x
    x = 145,464,321,570,686.72/17,047,942.88
  6. Step 6: Final answer
    x = 8,532,661.25

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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.