Home / 8,790,622.20-13,185,933.30-5,920,840.80

Finding the Fourth Proportional to 8,790,622.20, 13,185,933.30 and 5,920,840.80

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Solution

The fourth proportional to 8,790,622.20, 13,185,933.30 and 5,920,840.80 is: 8,881,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790,622.20 : 13,185,933.30 = 5,920,840.80 : x
  2. Step 2: Convert to fraction form
    8,790,622.20/13,185,933.30 = 5,920,840.80/x
  3. Step 3: Cross multiply
    8,790,622.20x = 13,185,933.30 × 5,920,840.80
  4. Step 4: Simplify right side
    8,790,622.20x = 78,071,811,868,718.64
  5. Step 5: Solve for x
    x = 78,071,811,868,718.64/8,790,622.20
  6. Step 6: Final answer
    x = 8,881,261.20

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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.