Home / 13,650,397.98-18,837,433.72-7,538,695.26

Finding the Fourth Proportional to 13,650,397.98, 18,837,433.72 and 7,538,695.26

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Solution

The fourth proportional to 13,650,397.98, 18,837,433.72 and 7,538,695.26 is: 10,403,335.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,650,397.98 : 18,837,433.72 = 7,538,695.26 : x
  2. Step 2: Convert to fraction form
    13,650,397.98/18,837,433.72 = 7,538,695.26/x
  3. Step 3: Cross multiply
    13,650,397.98x = 18,837,433.72 × 7,538,695.26
  4. Step 4: Simplify right side
    13,650,397.98x = 142,009,672,295,528.16
  5. Step 5: Solve for x
    x = 142,009,672,295,528.16/13,650,397.98
  6. Step 6: Final answer
    x = 10,403,335.68

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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.