Home / 62,438,769.40-86,155,223.23-39,217,356.49

Finding the Fourth Proportional to 62,438,769.40, 86,155,223.23 and 39,217,356.49

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Solution

The fourth proportional to 62,438,769.40, 86,155,223.23 and 39,217,356.49 is: 54,113,496.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,438,769.40 : 86,155,223.23 = 39,217,356.49 : x
  2. Step 2: Convert to fraction form
    62,438,769.40/86,155,223.23 = 39,217,356.49/x
  3. Step 3: Cross multiply
    62,438,769.40x = 86,155,223.23 × 39,217,356.49
  4. Step 4: Simplify right side
    62,438,769.40x = 3,378,780,102,886,439.50
  5. Step 5: Solve for x
    x = 3,378,780,102,886,439.50/62,438,769.40
  6. Step 6: Final answer
    x = 54,113,496.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.