Home / 5,164,119.06-7,126,385.04-2,840,875.80

Finding the Fourth Proportional to 5,164,119.06, 7,126,385.04 and 2,840,875.80

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Solution

The fourth proportional to 5,164,119.06, 7,126,385.04 and 2,840,875.80 is: 3,920,354.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164,119.06 : 7,126,385.04 = 2,840,875.80 : x
  2. Step 2: Convert to fraction form
    5,164,119.06/7,126,385.04 = 2,840,875.80/x
  3. Step 3: Cross multiply
    5,164,119.06x = 7,126,385.04 × 2,840,875.80
  4. Step 4: Simplify right side
    5,164,119.06x = 20,245,174,801,618.03
  5. Step 5: Solve for x
    x = 20,245,174,801,618.03/5,164,119.06
  6. Step 6: Final answer
    x = 3,920,354.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.