Home / 9,049,377.96-12,488,222.79-4,919,417.01

Finding the Fourth Proportional to 9,049,377.96, 12,488,222.79 and 4,919,417.01

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Solution

The fourth proportional to 9,049,377.96, 12,488,222.79 and 4,919,417.01 is: 6,788,839.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049,377.96 : 12,488,222.79 = 4,919,417.01 : x
  2. Step 2: Convert to fraction form
    9,049,377.96/12,488,222.79 = 4,919,417.01/x
  3. Step 3: Cross multiply
    9,049,377.96x = 12,488,222.79 × 4,919,417.01
  4. Step 4: Simplify right side
    9,049,377.96x = 61,434,775,617,795.65
  5. Step 5: Solve for x
    x = 61,434,775,617,795.65/9,049,377.96
  6. Step 6: Final answer
    x = 6,788,839.62

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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.