Home / 25,207,853.80-37,830,443.10-16,685,357.80

Finding the Fourth Proportional to 25,207,853.80, 37,830,443.10 and 16,685,357.80

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Solution

The fourth proportional to 25,207,853.80, 37,830,443.10 and 16,685,357.80 is: 25,040,389.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,207,853.80 : 37,830,443.10 = 16,685,357.80 : x
  2. Step 2: Convert to fraction form
    25,207,853.80/37,830,443.10 = 16,685,357.80/x
  3. Step 3: Cross multiply
    25,207,853.80x = 37,830,443.10 × 16,685,357.80
  4. Step 4: Simplify right side
    25,207,853.80x = 631,214,478,856,041.25
  5. Step 5: Solve for x
    x = 631,214,478,856,041.25/25,207,853.80
  6. Step 6: Final answer
    x = 25,040,389.55

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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.