Home / 70,861,667.70-106,292,503.05-17,008,979.70

Finding the Fourth Proportional to 70,861,667.70, 106,292,503.05 and 17,008,979.70

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Solution

The fourth proportional to 70,861,667.70, 106,292,503.05 and 17,008,979.70 is: 25,513,469.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,861,667.70 : 106,292,503.05 = 17,008,979.70 : x
  2. Step 2: Convert to fraction form
    70,861,667.70/106,292,503.05 = 17,008,979.70/x
  3. Step 3: Cross multiply
    70,861,667.70x = 106,292,503.05 × 17,008,979.70
  4. Step 4: Simplify right side
    70,861,667.70x = 1,807,927,026,639,638
  5. Step 5: Solve for x
    x = 1,807,927,026,639,638/70,861,667.70
  6. Step 6: Final answer
    x = 25,513,469.91

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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.