Home / 21,958,788.20-32,945,065.98-13,214,607.85

Finding the Fourth Proportional to 21,958,788.20, 32,945,065.98 and 13,214,607.85

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Solution

The fourth proportional to 21,958,788.20, 32,945,065.98 and 13,214,607.85 is: 19,826,054.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,958,788.20 : 32,945,065.98 = 13,214,607.85 : x
  2. Step 2: Convert to fraction form
    21,958,788.20/32,945,065.98 = 13,214,607.85/x
  3. Step 3: Cross multiply
    21,958,788.20x = 32,945,065.98 × 13,214,607.85
  4. Step 4: Simplify right side
    21,958,788.20x = 435,356,127,509,702.50
  5. Step 5: Solve for x
    x = 435,356,127,509,702.50/21,958,788.20
  6. Step 6: Final answer
    x = 19,826,054.32

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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.