Home / 8,686,240.56-11,987,026.08-4,818,761.88

Finding the Fourth Proportional to 8,686,240.56, 11,987,026.08 and 4,818,761.88

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Solution

The fourth proportional to 8,686,240.56, 11,987,026.08 and 4,818,761.88 is: 6,649,899.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,240.56 : 11,987,026.08 = 4,818,761.88 : x
  2. Step 2: Convert to fraction form
    8,686,240.56/11,987,026.08 = 4,818,761.88/x
  3. Step 3: Cross multiply
    8,686,240.56x = 11,987,026.08 × 4,818,761.88
  4. Step 4: Simplify right side
    8,686,240.56x = 57,762,624,328,869.83
  5. Step 5: Solve for x
    x = 57,762,624,328,869.83/8,686,240.56
  6. Step 6: Final answer
    x = 6,649,899.22

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1.5x scale

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.