Home / 10,874,639.40-16,301,767.60-3,681,139.56

Finding the Fourth Proportional to 10,874,639.40, 16,301,767.60 and 3,681,139.56

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Solution

The fourth proportional to 10,874,639.40, 16,301,767.60 and 3,681,139.56 is: 5,518,259.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874,639.40 : 16,301,767.60 = 3,681,139.56 : x
  2. Step 2: Convert to fraction form
    10,874,639.40/16,301,767.60 = 3,681,139.56/x
  3. Step 3: Cross multiply
    10,874,639.40x = 16,301,767.60 × 3,681,139.56
  4. Step 4: Simplify right side
    10,874,639.40x = 60,009,081,610,286.26
  5. Step 5: Solve for x
    x = 60,009,081,610,286.26/10,874,639.40
  6. Step 6: Final answer
    x = 5,518,259.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.