Home / 6,771,755.49-10,157,436.36-1,979,557.35

Finding the Fourth Proportional to 6,771,755.49, 10,157,436.36 and 1,979,557.35

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Solution

The fourth proportional to 6,771,755.49, 10,157,436.36 and 1,979,557.35 is: 2,969,278.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771,755.49 : 10,157,436.36 = 1,979,557.35 : x
  2. Step 2: Convert to fraction form
    6,771,755.49/10,157,436.36 = 1,979,557.35/x
  3. Step 3: Cross multiply
    6,771,755.49x = 10,157,436.36 × 1,979,557.35
  4. Step 4: Simplify right side
    6,771,755.49x = 20,107,227,803,595.25
  5. Step 5: Solve for x
    x = 20,107,227,803,595.25/6,771,755.49
  6. Step 6: Final answer
    x = 2,969,278.47

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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.