Home / 36,585,139.34-50,482,838.39-20,905,177.92

Finding the Fourth Proportional to 36,585,139.34, 50,482,838.39 and 20,905,177.92

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Solution

The fourth proportional to 36,585,139.34, 50,482,838.39 and 20,905,177.92 is: 28,846,486.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,585,139.34 : 50,482,838.39 = 20,905,177.92 : x
  2. Step 2: Convert to fraction form
    36,585,139.34/50,482,838.39 = 20,905,177.92/x
  3. Step 3: Cross multiply
    36,585,139.34x = 50,482,838.39 × 20,905,177.92
  4. Step 4: Simplify right side
    36,585,139.34x = 1,055,352,718,345,030.50
  5. Step 5: Solve for x
    x = 1,055,352,718,345,030.50/36,585,139.34
  6. Step 6: Final answer
    x = 28,846,486.24

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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.