Home / 14,587,515.19-20,131,545.86-8,393,503.01

Finding the Fourth Proportional to 14,587,515.19, 20,131,545.86 and 8,393,503.01

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Solution

The fourth proportional to 14,587,515.19, 20,131,545.86 and 8,393,503.01 is: 11,583,480.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587,515.19 : 20,131,545.86 = 8,393,503.01 : x
  2. Step 2: Convert to fraction form
    14,587,515.19/20,131,545.86 = 8,393,503.01/x
  3. Step 3: Cross multiply
    14,587,515.19x = 20,131,545.86 × 8,393,503.01
  4. Step 4: Simplify right side
    14,587,515.19x = 168,974,190,843,175.66
  5. Step 5: Solve for x
    x = 168,974,190,843,175.66/14,587,515.19
  6. Step 6: Final answer
    x = 11,583,480.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.