Home / 10,104,868.74-13,944,718.86-5,521,190.10

Finding the Fourth Proportional to 10,104,868.74, 13,944,718.86 and 5,521,190.10

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Solution

The fourth proportional to 10,104,868.74, 13,944,718.86 and 5,521,190.10 is: 7,619,242.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,104,868.74 : 13,944,718.86 = 5,521,190.10 : x
  2. Step 2: Convert to fraction form
    10,104,868.74/13,944,718.86 = 5,521,190.10/x
  3. Step 3: Cross multiply
    10,104,868.74x = 13,944,718.86 × 5,521,190.10
  4. Step 4: Simplify right side
    10,104,868.74x = 76,991,443,717,115.28
  5. Step 5: Solve for x
    x = 76,991,443,717,115.28/10,104,868.74
  6. Step 6: Final answer
    x = 7,619,242.34

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Double scale
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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.