Home / 5,205,756.35-7,184,017.14-2,999,399.78

Finding the Fourth Proportional to 5,205,756.35, 7,184,017.14 and 2,999,399.78

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Solution

The fourth proportional to 5,205,756.35, 7,184,017.14 and 2,999,399.78 is: 4,139,213.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205,756.35 : 7,184,017.14 = 2,999,399.78 : x
  2. Step 2: Convert to fraction form
    5,205,756.35/7,184,017.14 = 2,999,399.78/x
  3. Step 3: Cross multiply
    5,205,756.35x = 7,184,017.14 × 2,999,399.78
  4. Step 4: Simplify right side
    5,205,756.35x = 21,547,739,435,944.53
  5. Step 5: Solve for x
    x = 21,547,739,435,944.53/5,205,756.35
  6. Step 6: Final answer
    x = 4,139,213.97

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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.