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Finding the Fourth Proportional to 17,386,430.55, 24,391,391.25 and 17,386,430.55

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Solution

The fourth proportional to 17,386,430.55, 24,391,391.25 and 17,386,430.55 is: 24,391,391.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,386,430.55 : 24,391,391.25 = 17,386,430.55 : x
  2. Step 2: Convert to fraction form
    17,386,430.55/24,391,391.25 = 17,386,430.55/x
  3. Step 3: Cross multiply
    17,386,430.55x = 24,391,391.25 × 17,386,430.55
  4. Step 4: Simplify right side
    17,386,430.55x = 424,079,229,986,002.69
  5. Step 5: Solve for x
    x = 424,079,229,986,002.69/17,386,430.55
  6. Step 6: Final answer
    x = 24,391,391.25

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.