Home / 7,021,656-9,689,885.28-3,802,392

Finding the Fourth Proportional to 7,021,656, 9,689,885.28 and 3,802,392

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Solution

The fourth proportional to 7,021,656, 9,689,885.28 and 3,802,392 is: 5,247,300.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,656 : 9,689,885.28 = 3,802,392 : x
  2. Step 2: Convert to fraction form
    7,021,656/9,689,885.28 = 3,802,392/x
  3. Step 3: Cross multiply
    7,021,656x = 9,689,885.28 × 3,802,392
  4. Step 4: Simplify right side
    7,021,656x = 36,844,742,269,589.76
  5. Step 5: Solve for x
    x = 36,844,742,269,589.76/7,021,656
  6. Step 6: Final answer
    x = 5,247,300.96

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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.