Home / 12,716,308.40-19,074,462.60-4,080,392.15

Finding the Fourth Proportional to 12,716,308.40, 19,074,462.60 and 4,080,392.15

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Solution

The fourth proportional to 12,716,308.40, 19,074,462.60 and 4,080,392.15 is: 6,120,588.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,716,308.40 : 19,074,462.60 = 4,080,392.15 : x
  2. Step 2: Convert to fraction form
    12,716,308.40/19,074,462.60 = 4,080,392.15/x
  3. Step 3: Cross multiply
    12,716,308.40x = 19,074,462.60 × 4,080,392.15
  4. Step 4: Simplify right side
    12,716,308.40x = 77,831,287,458,508.59
  5. Step 5: Solve for x
    x = 77,831,287,458,508.59/12,716,308.40
  6. Step 6: Final answer
    x = 6,120,588.23

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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.