Home / 10,787,143.11-14,886,256.91-5,825,584.03

Finding the Fourth Proportional to 10,787,143.11, 14,886,256.91 and 5,825,584.03

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Solution

The fourth proportional to 10,787,143.11, 14,886,256.91 and 5,825,584.03 is: 8,039,305.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787,143.11 : 14,886,256.91 = 5,825,584.03 : x
  2. Step 2: Convert to fraction form
    10,787,143.11/14,886,256.91 = 5,825,584.03/x
  3. Step 3: Cross multiply
    10,787,143.11x = 14,886,256.91 × 5,825,584.03
  4. Step 4: Simplify right side
    10,787,143.11x = 86,721,140,521,373.16
  5. Step 5: Solve for x
    x = 86,721,140,521,373.16/10,787,143.11
  6. Step 6: Final answer
    x = 8,039,305.65

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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.