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Finding the Fourth Proportional to 10,866,601.80, 16,299,902.70 and 3,292,583.40

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Solution

The fourth proportional to 10,866,601.80, 16,299,902.70 and 3,292,583.40 is: 4,938,875.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,601.80 : 16,299,902.70 = 3,292,583.40 : x
  2. Step 2: Convert to fraction form
    10,866,601.80/16,299,902.70 = 3,292,583.40/x
  3. Step 3: Cross multiply
    10,866,601.80x = 16,299,902.70 × 3,292,583.40
  4. Step 4: Simplify right side
    10,866,601.80x = 53,668,789,051,635.18
  5. Step 5: Solve for x
    x = 53,668,789,051,635.18/10,866,601.80
  6. Step 6: Final answer
    x = 4,938,875.10

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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.