Home / 19,683,103.60-29,524,655.40-18,248,212.90

Finding the Fourth Proportional to 19,683,103.60, 29,524,655.40 and 18,248,212.90

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Solution

The fourth proportional to 19,683,103.60, 29,524,655.40 and 18,248,212.90 is: 27,372,319.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,103.60 : 29,524,655.40 = 18,248,212.90 : x
  2. Step 2: Convert to fraction form
    19,683,103.60/29,524,655.40 = 18,248,212.90/x
  3. Step 3: Cross multiply
    19,683,103.60x = 29,524,655.40 × 18,248,212.90
  4. Step 4: Simplify right side
    19,683,103.60x = 538,772,197,538,334.56
  5. Step 5: Solve for x
    x = 538,772,197,538,334.56/19,683,103.60
  6. Step 6: Final answer
    x = 27,372,319.35

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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.