Home / 7,144,590.98-9,859,604.65-3,881,429.06

Finding the Fourth Proportional to 7,144,590.98, 9,859,604.65 and 3,881,429.06

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Solution

The fourth proportional to 7,144,590.98, 9,859,604.65 and 3,881,429.06 is: 5,356,409.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,144,590.98 : 9,859,604.65 = 3,881,429.06 : x
  2. Step 2: Convert to fraction form
    7,144,590.98/9,859,604.65 = 3,881,429.06/x
  3. Step 3: Cross multiply
    7,144,590.98x = 9,859,604.65 × 3,881,429.06
  4. Step 4: Simplify right side
    7,144,590.98x = 38,269,355,949,619.54
  5. Step 5: Solve for x
    x = 38,269,355,949,619.54/7,144,590.98
  6. Step 6: Final answer
    x = 5,356,409.63

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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.