Home / 16,868,778.40-25,303,167.60-8,365,722.40

Finding the Fourth Proportional to 16,868,778.40, 25,303,167.60 and 8,365,722.40

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Solution

The fourth proportional to 16,868,778.40, 25,303,167.60 and 8,365,722.40 is: 12,548,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868,778.40 : 25,303,167.60 = 8,365,722.40 : x
  2. Step 2: Convert to fraction form
    16,868,778.40/25,303,167.60 = 8,365,722.40/x
  3. Step 3: Cross multiply
    16,868,778.40x = 25,303,167.60 × 8,365,722.40
  4. Step 4: Simplify right side
    16,868,778.40x = 211,679,275,982,274.25
  5. Step 5: Solve for x
    x = 211,679,275,982,274.25/16,868,778.40
  6. Step 6: Final answer
    x = 12,548,583.60

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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.