Home / 8,306,124.40-12,456,853.80-2,628,089.20

Finding the Fourth Proportional to 8,306,124.40, 12,456,853.80 and 2,628,089.20

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Solution

The fourth proportional to 8,306,124.40, 12,456,853.80 and 2,628,089.20 is: 3,941,395.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306,124.40 : 12,456,853.80 = 2,628,089.20 : x
  2. Step 2: Convert to fraction form
    8,306,124.40/12,456,853.80 = 2,628,089.20/x
  3. Step 3: Cross multiply
    8,306,124.40x = 12,456,853.80 × 2,628,089.20
  4. Step 4: Simplify right side
    8,306,124.40x = 32,737,722,937,758.96
  5. Step 5: Solve for x
    x = 32,737,722,937,758.96/8,306,124.40
  6. Step 6: Final answer
    x = 3,941,395.69

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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.