Home / 5,258,869.52-7,889,326.70-2,020,170.38

Finding the Fourth Proportional to 5,258,869.52, 7,889,326.70 and 2,020,170.38

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Solution

The fourth proportional to 5,258,869.52, 7,889,326.70 and 2,020,170.38 is: 3,030,648.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258,869.52 : 7,889,326.70 = 2,020,170.38 : x
  2. Step 2: Convert to fraction form
    5,258,869.52/7,889,326.70 = 2,020,170.38/x
  3. Step 3: Cross multiply
    5,258,869.52x = 7,889,326.70 × 2,020,170.38
  4. Step 4: Simplify right side
    5,258,869.52x = 15,937,784,067,935.66
  5. Step 5: Solve for x
    x = 15,937,784,067,935.66/5,258,869.52
  6. Step 6: Final answer
    x = 3,030,648.32

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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.