Home / 5,137,955.08-7,090,377.39-2,814,930.05

Finding the Fourth Proportional to 5,137,955.08, 7,090,377.39 and 2,814,930.05

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Solution

The fourth proportional to 5,137,955.08, 7,090,377.39 and 2,814,930.05 is: 3,884,603.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137,955.08 : 7,090,377.39 = 2,814,930.05 : x
  2. Step 2: Convert to fraction form
    5,137,955.08/7,090,377.39 = 2,814,930.05/x
  3. Step 3: Cross multiply
    5,137,955.08x = 7,090,377.39 × 2,814,930.05
  4. Step 4: Simplify right side
    5,137,955.08x = 19,958,916,345,499.68
  5. Step 5: Solve for x
    x = 19,958,916,345,499.68/5,137,955.08
  6. Step 6: Final answer
    x = 3,884,603.12

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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.