Home / 7,154,177.49-10,731,019.86-2,036,638.80

Finding the Fourth Proportional to 7,154,177.49, 10,731,019.86 and 2,036,638.80

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Solution

The fourth proportional to 7,154,177.49, 10,731,019.86 and 2,036,638.80 is: 3,054,888.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154,177.49 : 10,731,019.86 = 2,036,638.80 : x
  2. Step 2: Convert to fraction form
    7,154,177.49/10,731,019.86 = 2,036,638.80/x
  3. Step 3: Cross multiply
    7,154,177.49x = 10,731,019.86 × 2,036,638.80
  4. Step 4: Simplify right side
    7,154,177.49x = 21,855,211,410,446.57
  5. Step 5: Solve for x
    x = 21,855,211,410,446.57/7,154,177.49
  6. Step 6: Final answer
    x = 3,054,888.06

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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.