Home / 6,643,929.60-9,965,894.40-5,804,121.60

Finding the Fourth Proportional to 6,643,929.60, 9,965,894.40 and 5,804,121.60

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Solution

The fourth proportional to 6,643,929.60, 9,965,894.40 and 5,804,121.60 is: 8,706,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,929.60 : 9,965,894.40 = 5,804,121.60 : x
  2. Step 2: Convert to fraction form
    6,643,929.60/9,965,894.40 = 5,804,121.60/x
  3. Step 3: Cross multiply
    6,643,929.60x = 9,965,894.40 × 5,804,121.60
  4. Step 4: Simplify right side
    6,643,929.60x = 57,843,262,950,359.04
  5. Step 5: Solve for x
    x = 57,843,262,950,359.04/6,643,929.60
  6. Step 6: Final answer
    x = 8,706,182.40

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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.