Home / 7,623,020.97-10,519,789.55-4,185,484.65

Finding the Fourth Proportional to 7,623,020.97, 10,519,789.55 and 4,185,484.65

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Solution

The fourth proportional to 7,623,020.97, 10,519,789.55 and 4,185,484.65 is: 5,775,980.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623,020.97 : 10,519,789.55 = 4,185,484.65 : x
  2. Step 2: Convert to fraction form
    7,623,020.97/10,519,789.55 = 4,185,484.65/x
  3. Step 3: Cross multiply
    7,623,020.97x = 10,519,789.55 × 4,185,484.65
  4. Step 4: Simplify right side
    7,623,020.97x = 44,030,417,661,827.98
  5. Step 5: Solve for x
    x = 44,030,417,661,827.98/7,623,020.97
  6. Step 6: Final answer
    x = 5,775,980.13

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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.