Home / 18,144,601.60-27,180,160.80-11,300,166.40

Finding the Fourth Proportional to 18,144,601.60, 27,180,160.80 and 11,300,166.40

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Solution

The fourth proportional to 18,144,601.60, 27,180,160.80 and 11,300,166.40 is: 16,927,367.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,601.60 : 27,180,160.80 = 11,300,166.40 : x
  2. Step 2: Convert to fraction form
    18,144,601.60/27,180,160.80 = 11,300,166.40/x
  3. Step 3: Cross multiply
    18,144,601.60x = 27,180,160.80 × 11,300,166.40
  4. Step 4: Simplify right side
    18,144,601.60x = 307,140,339,818,757.12
  5. Step 5: Solve for x
    x = 307,140,339,818,757.12/18,144,601.60
  6. Step 6: Final answer
    x = 16,927,367.52

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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.