Home / 6,916,656.68-10,378,575.55-2,820,982.53

Finding the Fourth Proportional to 6,916,656.68, 10,378,575.55 and 2,820,982.53

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Solution

The fourth proportional to 6,916,656.68, 10,378,575.55 and 2,820,982.53 is: 4,232,938.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916,656.68 : 10,378,575.55 = 2,820,982.53 : x
  2. Step 2: Convert to fraction form
    6,916,656.68/10,378,575.55 = 2,820,982.53/x
  3. Step 3: Cross multiply
    6,916,656.68x = 10,378,575.55 × 2,820,982.53
  4. Step 4: Simplify right side
    6,916,656.68x = 29,277,780,355,281.03
  5. Step 5: Solve for x
    x = 29,277,780,355,281.03/6,916,656.68
  6. Step 6: Final answer
    x = 4,232,938.21

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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.