Home / 13,731,620.20-20,597,430.30-3,635,261.80

Finding the Fourth Proportional to 13,731,620.20, 20,597,430.30 and 3,635,261.80

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Solution

The fourth proportional to 13,731,620.20, 20,597,430.30 and 3,635,261.80 is: 5,452,892.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,731,620.20 : 20,597,430.30 = 3,635,261.80 : x
  2. Step 2: Convert to fraction form
    13,731,620.20/20,597,430.30 = 3,635,261.80/x
  3. Step 3: Cross multiply
    13,731,620.20x = 20,597,430.30 × 3,635,261.80
  4. Step 4: Simplify right side
    13,731,620.20x = 74,877,051,547,752.53
  5. Step 5: Solve for x
    x = 74,877,051,547,752.53/13,731,620.20
  6. Step 6: Final answer
    x = 5,452,892.70

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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.