Home / 10,019,258.64-13,826,581.88-5,435,578.80

Finding the Fourth Proportional to 10,019,258.64, 13,826,581.88 and 5,435,578.80

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Solution

The fourth proportional to 10,019,258.64, 13,826,581.88 and 5,435,578.80 is: 7,501,101.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,019,258.64 : 13,826,581.88 = 5,435,578.80 : x
  2. Step 2: Convert to fraction form
    10,019,258.64/13,826,581.88 = 5,435,578.80/x
  3. Step 3: Cross multiply
    10,019,258.64x = 13,826,581.88 × 5,435,578.80
  4. Step 4: Simplify right side
    10,019,258.64x = 75,155,475,343,392.14
  5. Step 5: Solve for x
    x = 75,155,475,343,392.14/10,019,258.64
  6. Step 6: Final answer
    x = 7,501,101.43

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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.