Home / 19,258,952.40-28,881,729-7,741,000.44

Finding the Fourth Proportional to 19,258,952.40, 28,881,729 and 7,741,000.44

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Solution

The fourth proportional to 19,258,952.40, 28,881,729 and 7,741,000.44 is: 11,608,807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,258,952.40 : 28,881,729 = 7,741,000.44 : x
  2. Step 2: Convert to fraction form
    19,258,952.40/28,881,729 = 7,741,000.44/x
  3. Step 3: Cross multiply
    19,258,952.40x = 28,881,729 × 7,741,000.44
  4. Step 4: Simplify right side
    19,258,952.40x = 223,573,476,896,960.78
  5. Step 5: Solve for x
    x = 223,573,476,896,960.78/19,258,952.40
  6. Step 6: Final answer
    x = 11,608,807.80

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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.