Home / 10,705,419.60-16,052,815.80-3,881,720.40

Finding the Fourth Proportional to 10,705,419.60, 16,052,815.80 and 3,881,720.40

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Solution

The fourth proportional to 10,705,419.60, 16,052,815.80 and 3,881,720.40 is: 5,820,653.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,705,419.60 : 16,052,815.80 = 3,881,720.40 : x
  2. Step 2: Convert to fraction form
    10,705,419.60/16,052,815.80 = 3,881,720.40/x
  3. Step 3: Cross multiply
    10,705,419.60x = 16,052,815.80 × 3,881,720.40
  4. Step 4: Simplify right side
    10,705,419.60x = 62,312,542,568,302.32
  5. Step 5: Solve for x
    x = 62,312,542,568,302.32/10,705,419.60
  6. Step 6: Final answer
    x = 5,820,653.92

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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.