Home / 19,674,703.20-29,512,054.80-15,564,892.80

Finding the Fourth Proportional to 19,674,703.20, 29,512,054.80 and 15,564,892.80

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Solution

The fourth proportional to 19,674,703.20, 29,512,054.80 and 15,564,892.80 is: 23,347,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,674,703.20 : 29,512,054.80 = 15,564,892.80 : x
  2. Step 2: Convert to fraction form
    19,674,703.20/29,512,054.80 = 15,564,892.80/x
  3. Step 3: Cross multiply
    19,674,703.20x = 29,512,054.80 × 15,564,892.80
  4. Step 4: Simplify right side
    19,674,703.20x = 459,351,969,269,725.50
  5. Step 5: Solve for x
    x = 459,351,969,269,725.50/19,674,703.20
  6. Step 6: Final answer
    x = 23,347,339.20

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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.