Home / 6,464,068.30-8,920,441.20-3,563,395.53

Finding the Fourth Proportional to 6,464,068.30, 8,920,441.20 and 3,563,395.53

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Solution

The fourth proportional to 6,464,068.30, 8,920,441.20 and 3,563,395.53 is: 4,917,500.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464,068.30 : 8,920,441.20 = 3,563,395.53 : x
  2. Step 2: Convert to fraction form
    6,464,068.30/8,920,441.20 = 3,563,395.53/x
  3. Step 3: Cross multiply
    6,464,068.30x = 8,920,441.20 × 3,563,395.53
  4. Step 4: Simplify right side
    6,464,068.30x = 31,787,060,297,707.83
  5. Step 5: Solve for x
    x = 31,787,060,297,707.83/6,464,068.30
  6. Step 6: Final answer
    x = 4,917,500.69

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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.