Home / 17,855,999.90-26,783,999.85-9,338,947.10

Finding the Fourth Proportional to 17,855,999.90, 26,783,999.85 and 9,338,947.10

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Solution

The fourth proportional to 17,855,999.90, 26,783,999.85 and 9,338,947.10 is: 14,008,420.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,855,999.90 : 26,783,999.85 = 9,338,947.10 : x
  2. Step 2: Convert to fraction form
    17,855,999.90/26,783,999.85 = 9,338,947.10/x
  3. Step 3: Cross multiply
    17,855,999.90x = 26,783,999.85 × 9,338,947.10
  4. Step 4: Simplify right side
    17,855,999.90x = 250,134,357,725,557.94
  5. Step 5: Solve for x
    x = 250,134,357,725,557.94/17,855,999.90
  6. Step 6: Final answer
    x = 14,008,420.65

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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.