Home / 25,125,142.80-37,660,917-14,319,175.80

Finding the Fourth Proportional to 25,125,142.80, 37,660,917 and 14,319,175.80

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Solution

The fourth proportional to 25,125,142.80, 37,660,917 and 14,319,175.80 is: 21,463,491.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,125,142.80 : 37,660,917 = 14,319,175.80 : x
  2. Step 2: Convert to fraction form
    25,125,142.80/37,660,917 = 14,319,175.80/x
  3. Step 3: Cross multiply
    25,125,142.80x = 37,660,917 × 14,319,175.80
  4. Step 4: Simplify right side
    25,125,142.80x = 539,273,291,312,208.62
  5. Step 5: Solve for x
    x = 539,273,291,312,208.62/25,125,142.80
  6. Step 6: Final answer
    x = 21,463,491.60

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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.