Home / 9,640,453.14-13,303,850.59-5,230,178.54

Finding the Fourth Proportional to 9,640,453.14, 13,303,850.59 and 5,230,178.54

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Solution

The fourth proportional to 9,640,453.14, 13,303,850.59 and 5,230,178.54 is: 7,217,660.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640,453.14 : 13,303,850.59 = 5,230,178.54 : x
  2. Step 2: Convert to fraction form
    9,640,453.14/13,303,850.59 = 5,230,178.54/x
  3. Step 3: Cross multiply
    9,640,453.14x = 13,303,850.59 × 5,230,178.54
  4. Step 4: Simplify right side
    9,640,453.14x = 69,581,513,875,368.52
  5. Step 5: Solve for x
    x = 69,581,513,875,368.52/9,640,453.14
  6. Step 6: Final answer
    x = 7,217,660.09

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1.5x scale

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.