Home / 14,050,409.40-21,061,617.30-6,464,143.80

Finding the Fourth Proportional to 14,050,409.40, 21,061,617.30 and 6,464,143.80

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Solution

The fourth proportional to 14,050,409.40, 21,061,617.30 and 6,464,143.80 is: 9,689,776.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,050,409.40 : 21,061,617.30 = 6,464,143.80 : x
  2. Step 2: Convert to fraction form
    14,050,409.40/21,061,617.30 = 6,464,143.80/x
  3. Step 3: Cross multiply
    14,050,409.40x = 21,061,617.30 × 6,464,143.80
  4. Step 4: Simplify right side
    14,050,409.40x = 136,145,322,887,767.73
  5. Step 5: Solve for x
    x = 136,145,322,887,767.73/14,050,409.40
  6. Step 6: Final answer
    x = 9,689,776.22

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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.