Home / 13,122,003.40-19,683,005.10-9,862,498.60

Finding the Fourth Proportional to 13,122,003.40, 19,683,005.10 and 9,862,498.60

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Solution

The fourth proportional to 13,122,003.40, 19,683,005.10 and 9,862,498.60 is: 14,793,747.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,003.40 : 19,683,005.10 = 9,862,498.60 : x
  2. Step 2: Convert to fraction form
    13,122,003.40/19,683,005.10 = 9,862,498.60/x
  3. Step 3: Cross multiply
    13,122,003.40x = 19,683,005.10 × 9,862,498.60
  4. Step 4: Simplify right side
    13,122,003.40x = 194,123,610,242,542.88
  5. Step 5: Solve for x
    x = 194,123,610,242,542.88/13,122,003.40
  6. Step 6: Final answer
    x = 14,793,747.90

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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.