Home / 5,376,140.20-8,064,210.30-1,589,285.80

Finding the Fourth Proportional to 5,376,140.20, 8,064,210.30 and 1,589,285.80

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Solution

The fourth proportional to 5,376,140.20, 8,064,210.30 and 1,589,285.80 is: 2,383,928.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376,140.20 : 8,064,210.30 = 1,589,285.80 : x
  2. Step 2: Convert to fraction form
    5,376,140.20/8,064,210.30 = 1,589,285.80/x
  3. Step 3: Cross multiply
    5,376,140.20x = 8,064,210.30 × 1,589,285.80
  4. Step 4: Simplify right side
    5,376,140.20x = 12,816,334,918,003.74
  5. Step 5: Solve for x
    x = 12,816,334,918,003.74/5,376,140.20
  6. Step 6: Final answer
    x = 2,383,928.70

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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.