Home / 6,858,045.20-10,276,570.20-6,480,131.60

Finding the Fourth Proportional to 6,858,045.20, 10,276,570.20 and 6,480,131.60

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Solution

The fourth proportional to 6,858,045.20, 10,276,570.20 and 6,480,131.60 is: 9,710,278.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858,045.20 : 10,276,570.20 = 6,480,131.60 : x
  2. Step 2: Convert to fraction form
    6,858,045.20/10,276,570.20 = 6,480,131.60/x
  3. Step 3: Cross multiply
    6,858,045.20x = 10,276,570.20 × 6,480,131.60
  4. Step 4: Simplify right side
    6,858,045.20x = 66,593,527,292,638.31
  5. Step 5: Solve for x
    x = 66,593,527,292,638.31/6,858,045.20
  6. Step 6: Final answer
    x = 9,710,278.27

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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.