Home / 28,442,646.72-39,236,392.19-17,276,168.26

Finding the Fourth Proportional to 28,442,646.72, 39,236,392.19 and 17,276,168.26

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Solution

The fourth proportional to 28,442,646.72, 39,236,392.19 and 17,276,168.26 is: 23,832,328.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,442,646.72 : 39,236,392.19 = 17,276,168.26 : x
  2. Step 2: Convert to fraction form
    28,442,646.72/39,236,392.19 = 17,276,168.26/x
  3. Step 3: Cross multiply
    28,442,646.72x = 39,236,392.19 × 17,276,168.26
  4. Step 4: Simplify right side
    28,442,646.72x = 677,854,513,107,227.12
  5. Step 5: Solve for x
    x = 677,854,513,107,227.12/28,442,646.72
  6. Step 6: Final answer
    x = 23,832,328.96

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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.