Home / 22,420,117.35-30,942,047.37-13,724,036.73

Finding the Fourth Proportional to 22,420,117.35, 30,942,047.37 and 13,724,036.73

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Solution

The fourth proportional to 22,420,117.35, 30,942,047.37 and 13,724,036.73 is: 18,940,569.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,420,117.35 : 30,942,047.37 = 13,724,036.73 : x
  2. Step 2: Convert to fraction form
    22,420,117.35/30,942,047.37 = 13,724,036.73/x
  3. Step 3: Cross multiply
    22,420,117.35x = 30,942,047.37 × 13,724,036.73
  4. Step 4: Simplify right side
    22,420,117.35x = 424,649,794,607,279.94
  5. Step 5: Solve for x
    x = 424,649,794,607,279.94/22,420,117.35
  6. Step 6: Final answer
    x = 18,940,569.67

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1.5x scale

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.