Home / 7,421,011.16-11,138,699.82-3,585,531.56

Finding the Fourth Proportional to 7,421,011.16, 11,138,699.82 and 3,585,531.56

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Solution

The fourth proportional to 7,421,011.16, 11,138,699.82 and 3,585,531.56 is: 5,381,767.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,421,011.16 : 11,138,699.82 = 3,585,531.56 : x
  2. Step 2: Convert to fraction form
    7,421,011.16/11,138,699.82 = 3,585,531.56/x
  3. Step 3: Cross multiply
    7,421,011.16x = 11,138,699.82 × 3,585,531.56
  4. Step 4: Simplify right side
    7,421,011.16x = 39,938,159,741,976.32
  5. Step 5: Solve for x
    x = 39,938,159,741,976.32/7,421,011.16
  6. Step 6: Final answer
    x = 5,381,767.91

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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.