Home / 6,643,024.70-9,964,537.05-2,155,300.70

Finding the Fourth Proportional to 6,643,024.70, 9,964,537.05 and 2,155,300.70

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Solution

The fourth proportional to 6,643,024.70, 9,964,537.05 and 2,155,300.70 is: 3,232,951.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,024.70 : 9,964,537.05 = 2,155,300.70 : x
  2. Step 2: Convert to fraction form
    6,643,024.70/9,964,537.05 = 2,155,300.70/x
  3. Step 3: Cross multiply
    6,643,024.70x = 9,964,537.05 × 2,155,300.70
  4. Step 4: Simplify right side
    6,643,024.70x = 21,476,573,679,040.94
  5. Step 5: Solve for x
    x = 21,476,573,679,040.94/6,643,024.70
  6. Step 6: Final answer
    x = 3,232,951.05

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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.