Home / 26,421,715.20-39,632,572.80-11,277,177.60

Finding the Fourth Proportional to 26,421,715.20, 39,632,572.80 and 11,277,177.60

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Solution

The fourth proportional to 26,421,715.20, 39,632,572.80 and 11,277,177.60 is: 16,915,766.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,421,715.20 : 39,632,572.80 = 11,277,177.60 : x
  2. Step 2: Convert to fraction form
    26,421,715.20/39,632,572.80 = 11,277,177.60/x
  3. Step 3: Cross multiply
    26,421,715.20x = 39,632,572.80 × 11,277,177.60
  4. Step 4: Simplify right side
    26,421,715.20x = 446,943,562,210,529.25
  5. Step 5: Solve for x
    x = 446,943,562,210,529.25/26,421,715.20
  6. Step 6: Final answer
    x = 16,915,766.40

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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.