Home / 7,543,321.53-11,316,669.21-2,751,011.03

Finding the Fourth Proportional to 7,543,321.53, 11,316,669.21 and 2,751,011.03

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Solution

The fourth proportional to 7,543,321.53, 11,316,669.21 and 2,751,011.03 is: 4,127,131.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,543,321.53 : 11,316,669.21 = 2,751,011.03 : x
  2. Step 2: Convert to fraction form
    7,543,321.53/11,316,669.21 = 2,751,011.03/x
  3. Step 3: Cross multiply
    7,543,321.53x = 11,316,669.21 × 2,751,011.03
  4. Step 4: Simplify right side
    7,543,321.53x = 31,132,281,762,988.04
  5. Step 5: Solve for x
    x = 31,132,281,762,988.04/7,543,321.53
  6. Step 6: Final answer
    x = 4,127,131.75

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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.