Home / 33,678,101.16-50,495,432.36-13,209,889.91

Finding the Fourth Proportional to 33,678,101.16, 50,495,432.36 and 13,209,889.91

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Solution

The fourth proportional to 33,678,101.16, 50,495,432.36 and 13,209,889.91 is: 19,806,315.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,678,101.16 : 50,495,432.36 = 13,209,889.91 : x
  2. Step 2: Convert to fraction form
    33,678,101.16/50,495,432.36 = 13,209,889.91/x
  3. Step 3: Cross multiply
    33,678,101.16x = 50,495,432.36 × 13,209,889.91
  4. Step 4: Simplify right side
    33,678,101.16x = 667,039,102,114,924.75
  5. Step 5: Solve for x
    x = 667,039,102,114,924.75/33,678,101.16
  6. Step 6: Final answer
    x = 19,806,315.65

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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.