Home / 7,338,116.28-11,003,409.21-3,881,721.49

Finding the Fourth Proportional to 7,338,116.28, 11,003,409.21 and 3,881,721.49

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Solution

The fourth proportional to 7,338,116.28, 11,003,409.21 and 3,881,721.49 is: 5,820,590.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,116.28 : 11,003,409.21 = 3,881,721.49 : x
  2. Step 2: Convert to fraction form
    7,338,116.28/11,003,409.21 = 3,881,721.49/x
  3. Step 3: Cross multiply
    7,338,116.28x = 11,003,409.21 × 3,881,721.49
  4. Step 4: Simplify right side
    7,338,116.28x = 42,712,169,958,934.17
  5. Step 5: Solve for x
    x = 42,712,169,958,934.17/7,338,116.28
  6. Step 6: Final answer
    x = 5,820,590.51

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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.