Home / 5,377,666.28-7,421,083.38-2,930,298.46

Finding the Fourth Proportional to 5,377,666.28, 7,421,083.38 and 2,930,298.46

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Solution

The fourth proportional to 5,377,666.28, 7,421,083.38 and 2,930,298.46 is: 4,043,759.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,666.28 : 7,421,083.38 = 2,930,298.46 : x
  2. Step 2: Convert to fraction form
    5,377,666.28/7,421,083.38 = 2,930,298.46/x
  3. Step 3: Cross multiply
    5,377,666.28x = 7,421,083.38 × 2,930,298.46
  4. Step 4: Simplify right side
    5,377,666.28x = 21,745,989,181,392.89
  5. Step 5: Solve for x
    x = 21,745,989,181,392.89/5,377,666.28
  6. Step 6: Final answer
    x = 4,043,759.52

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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.