Home / 14,036,163.30-21,018,815.55-9,217,764.90

Finding the Fourth Proportional to 14,036,163.30, 21,018,815.55 and 9,217,764.90

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Solution

The fourth proportional to 14,036,163.30, 21,018,815.55 and 9,217,764.90 is: 13,803,380.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036,163.30 : 21,018,815.55 = 9,217,764.90 : x
  2. Step 2: Convert to fraction form
    14,036,163.30/21,018,815.55 = 9,217,764.90/x
  3. Step 3: Cross multiply
    14,036,163.30x = 21,018,815.55 × 9,217,764.90
  4. Step 4: Simplify right side
    14,036,163.30x = 193,746,500,216,364.22
  5. Step 5: Solve for x
    x = 193,746,500,216,364.22/14,036,163.30
  6. Step 6: Final answer
    x = 13,803,380.32

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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.