Home / 26,285,427.80-39,428,141.70-9,243,886.40

Finding the Fourth Proportional to 26,285,427.80, 39,428,141.70 and 9,243,886.40

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Solution

The fourth proportional to 26,285,427.80, 39,428,141.70 and 9,243,886.40 is: 13,865,829.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,285,427.80 : 39,428,141.70 = 9,243,886.40 : x
  2. Step 2: Convert to fraction form
    26,285,427.80/39,428,141.70 = 9,243,886.40/x
  3. Step 3: Cross multiply
    26,285,427.80x = 39,428,141.70 × 9,243,886.40
  4. Step 4: Simplify right side
    26,285,427.80x = 364,469,262,837,902.94
  5. Step 5: Solve for x
    x = 364,469,262,837,902.94/26,285,427.80
  6. Step 6: Final answer
    x = 13,865,829.60

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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.