Home / 12,683,444.60-18,993,674.10-10,164,020.60

Finding the Fourth Proportional to 12,683,444.60, 18,993,674.10 and 10,164,020.60

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Solution

The fourth proportional to 12,683,444.60, 18,993,674.10 and 10,164,020.60 is: 15,220,793.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,683,444.60 : 18,993,674.10 = 10,164,020.60 : x
  2. Step 2: Convert to fraction form
    12,683,444.60/18,993,674.10 = 10,164,020.60/x
  3. Step 3: Cross multiply
    12,683,444.60x = 18,993,674.10 × 10,164,020.60
  4. Step 4: Simplify right side
    12,683,444.60x = 193,052,094,822,086.47
  5. Step 5: Solve for x
    x = 193,052,094,822,086.47/12,683,444.60
  6. Step 6: Final answer
    x = 15,220,793.79

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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.