Home / 18,356,491.51-25,332,008.76-10,097,399.89

Finding the Fourth Proportional to 18,356,491.51, 25,332,008.76 and 10,097,399.89

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Solution

The fourth proportional to 18,356,491.51, 25,332,008.76 and 10,097,399.89 is: 13,934,439.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,356,491.51 : 25,332,008.76 = 10,097,399.89 : x
  2. Step 2: Convert to fraction form
    18,356,491.51/25,332,008.76 = 10,097,399.89/x
  3. Step 3: Cross multiply
    18,356,491.51x = 25,332,008.76 × 10,097,399.89
  4. Step 4: Simplify right side
    18,356,491.51x = 255,787,422,466,703.06
  5. Step 5: Solve for x
    x = 255,787,422,466,703.06/18,356,491.51
  6. Step 6: Final answer
    x = 13,934,439.61

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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.