Home / 13,635,503.34-20,453,278.23-10,920,319.62

Finding the Fourth Proportional to 13,635,503.34, 20,453,278.23 and 10,920,319.62

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Solution

The fourth proportional to 13,635,503.34, 20,453,278.23 and 10,920,319.62 is: 16,380,498.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,635,503.34 : 20,453,278.23 = 10,920,319.62 : x
  2. Step 2: Convert to fraction form
    13,635,503.34/20,453,278.23 = 10,920,319.62/x
  3. Step 3: Cross multiply
    13,635,503.34x = 20,453,278.23 × 10,920,319.62
  4. Step 4: Simplify right side
    13,635,503.34x = 223,356,335,548,387.88
  5. Step 5: Solve for x
    x = 223,356,335,548,387.88/13,635,503.34
  6. Step 6: Final answer
    x = 16,380,498.03

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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.