Home / 36,445,678.52-50,296,086.08-20,149,204.28

Finding the Fourth Proportional to 36,445,678.52, 50,296,086.08 and 20,149,204.28

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Solution

The fourth proportional to 36,445,678.52, 50,296,086.08 and 20,149,204.28 is: 27,806,482.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,445,678.52 : 50,296,086.08 = 20,149,204.28 : x
  2. Step 2: Convert to fraction form
    36,445,678.52/50,296,086.08 = 20,149,204.28/x
  3. Step 3: Cross multiply
    36,445,678.52x = 50,296,086.08 × 20,149,204.28
  4. Step 4: Simplify right side
    36,445,678.52x = 1,013,426,112,910,384.50
  5. Step 5: Solve for x
    x = 1,013,426,112,910,384.50/36,445,678.52
  6. Step 6: Final answer
    x = 27,806,482.25

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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.