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Finding the Fourth Proportional to 69,363,313.60, 104,013,477.60 and 26,218,177.60

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Solution

The fourth proportional to 69,363,313.60, 104,013,477.60 and 26,218,177.60 is: 39,315,362.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,363,313.60 : 104,013,477.60 = 26,218,177.60 : x
  2. Step 2: Convert to fraction form
    69,363,313.60/104,013,477.60 = 26,218,177.60/x
  3. Step 3: Cross multiply
    69,363,313.60x = 104,013,477.60 × 26,218,177.60
  4. Step 4: Simplify right side
    69,363,313.60x = 2,727,043,828,510,422
  5. Step 5: Solve for x
    x = 2,727,043,828,510,422/69,363,313.60
  6. Step 6: Final answer
    x = 39,315,362.65

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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.