Home / 7,254,642.74-10,011,562.02-3,991,466.84

Finding the Fourth Proportional to 7,254,642.74, 10,011,562.02 and 3,991,466.84

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Solution

The fourth proportional to 7,254,642.74, 10,011,562.02 and 3,991,466.84 is: 5,508,309.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254,642.74 : 10,011,562.02 = 3,991,466.84 : x
  2. Step 2: Convert to fraction form
    7,254,642.74/10,011,562.02 = 3,991,466.84/x
  3. Step 3: Cross multiply
    7,254,642.74x = 10,011,562.02 × 3,991,466.84
  4. Step 4: Simplify right side
    7,254,642.74x = 39,960,817,769,375.60
  5. Step 5: Solve for x
    x = 39,960,817,769,375.60/7,254,642.74
  6. Step 6: Final answer
    x = 5,508,309.54

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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.