Home / 10,705,871.60-16,053,493.80-3,882,172.40

Finding the Fourth Proportional to 10,705,871.60, 16,053,493.80 and 3,882,172.40

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Solution

The fourth proportional to 10,705,871.60, 16,053,493.80 and 3,882,172.40 is: 5,821,331.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,705,871.60 : 16,053,493.80 = 3,882,172.40 : x
  2. Step 2: Convert to fraction form
    10,705,871.60/16,053,493.80 = 3,882,172.40/x
  3. Step 3: Cross multiply
    10,705,871.60x = 16,053,493.80 × 3,882,172.40
  4. Step 4: Simplify right side
    10,705,871.60x = 62,322,430,553,931.12
  5. Step 5: Solve for x
    x = 62,322,430,553,931.12/10,705,871.60
  6. Step 6: Final answer
    x = 5,821,331.78

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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.