Home / 12,683,434.60-18,993,659.10-10,164,010.60

Finding the Fourth Proportional to 12,683,434.60, 18,993,659.10 and 10,164,010.60

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Solution

The fourth proportional to 12,683,434.60, 18,993,659.10 and 10,164,010.60 is: 15,220,778.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,683,434.60 : 18,993,659.10 = 10,164,010.60 : x
  2. Step 2: Convert to fraction form
    12,683,434.60/18,993,659.10 = 10,164,010.60/x
  3. Step 3: Cross multiply
    12,683,434.60x = 18,993,659.10 × 10,164,010.60
  4. Step 4: Simplify right side
    12,683,434.60x = 193,051,752,425,186.47
  5. Step 5: Solve for x
    x = 193,051,752,425,186.47/12,683,434.60
  6. Step 6: Final answer
    x = 15,220,778.80

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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.