Home / 16,906,259.20-25,359,388.80-11,208,006.40

Finding the Fourth Proportional to 16,906,259.20, 25,359,388.80 and 11,208,006.40

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Solution

The fourth proportional to 16,906,259.20, 25,359,388.80 and 11,208,006.40 is: 16,812,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,906,259.20 : 25,359,388.80 = 11,208,006.40 : x
  2. Step 2: Convert to fraction form
    16,906,259.20/25,359,388.80 = 11,208,006.40/x
  3. Step 3: Cross multiply
    16,906,259.20x = 25,359,388.80 × 11,208,006.40
  4. Step 4: Simplify right side
    16,906,259.20x = 284,228,191,970,488.31
  5. Step 5: Solve for x
    x = 284,228,191,970,488.31/16,906,259.20
  6. Step 6: Final answer
    x = 16,812,009.60

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1.5x scale

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.