Home / 7,283,705.91-10,051,512.63-4,020,519.78

Finding the Fourth Proportional to 7,283,705.91, 10,051,512.63 and 4,020,519.78

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Solution

The fourth proportional to 7,283,705.91, 10,051,512.63 and 4,020,519.78 is: 5,548,316.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,283,705.91 : 10,051,512.63 = 4,020,519.78 : x
  2. Step 2: Convert to fraction form
    7,283,705.91/10,051,512.63 = 4,020,519.78/x
  3. Step 3: Cross multiply
    7,283,705.91x = 10,051,512.63 × 4,020,519.78
  4. Step 4: Simplify right side
    7,283,705.91x = 40,412,305,347,834.82
  5. Step 5: Solve for x
    x = 40,412,305,347,834.82/7,283,705.91
  6. Step 6: Final answer
    x = 5,548,316.45

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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.