Home / 9,671,479.56-13,346,751.98-5,541,427.78

Finding the Fourth Proportional to 9,671,479.56, 13,346,751.98 and 5,541,427.78

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Solution

The fourth proportional to 9,671,479.56, 13,346,751.98 and 5,541,427.78 is: 7,647,233.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,671,479.56 : 13,346,751.98 = 5,541,427.78 : x
  2. Step 2: Convert to fraction form
    9,671,479.56/13,346,751.98 = 5,541,427.78/x
  3. Step 3: Cross multiply
    9,671,479.56x = 13,346,751.98 × 5,541,427.78
  4. Step 4: Simplify right side
    9,671,479.56x = 73,960,062,175,228.69
  5. Step 5: Solve for x
    x = 73,960,062,175,228.69/9,671,479.56
  6. Step 6: Final answer
    x = 7,647,233.47

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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.