Home / 34,778,549.80-52,152,078.30-13,205,981.80

Finding the Fourth Proportional to 34,778,549.80, 52,152,078.30 and 13,205,981.80

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Solution

The fourth proportional to 34,778,549.80, 52,152,078.30 and 13,205,981.80 is: 19,802,993.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,778,549.80 : 52,152,078.30 = 13,205,981.80 : x
  2. Step 2: Convert to fraction form
    34,778,549.80/52,152,078.30 = 13,205,981.80/x
  3. Step 3: Cross multiply
    34,778,549.80x = 52,152,078.30 × 13,205,981.80
  4. Step 4: Simplify right side
    34,778,549.80x = 688,719,396,861,975
  5. Step 5: Solve for x
    x = 688,719,396,861,975/34,778,549.80
  6. Step 6: Final answer
    x = 19,802,993.54

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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.