Home / 9,874,714.20-14,812,071.30-3,143,808.60

Finding the Fourth Proportional to 9,874,714.20, 14,812,071.30 and 3,143,808.60

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Solution

The fourth proportional to 9,874,714.20, 14,812,071.30 and 3,143,808.60 is: 4,715,712.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,874,714.20 : 14,812,071.30 = 3,143,808.60 : x
  2. Step 2: Convert to fraction form
    9,874,714.20/14,812,071.30 = 3,143,808.60/x
  3. Step 3: Cross multiply
    9,874,714.20x = 14,812,071.30 × 3,143,808.60
  4. Step 4: Simplify right side
    9,874,714.20x = 46,566,317,136,753.19
  5. Step 5: Solve for x
    x = 46,566,317,136,753.19/9,874,714.20
  6. Step 6: Final answer
    x = 4,715,712.90

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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.