Home / 7,146,966.54-10,722,450.90-2,890,124.12

Finding the Fourth Proportional to 7,146,966.54, 10,722,450.90 and 2,890,124.12

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Solution

The fourth proportional to 7,146,966.54, 10,722,450.90 and 2,890,124.12 is: 4,335,995.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146,966.54 : 10,722,450.90 = 2,890,124.12 : x
  2. Step 2: Convert to fraction form
    7,146,966.54/10,722,450.90 = 2,890,124.12/x
  3. Step 3: Cross multiply
    7,146,966.54x = 10,722,450.90 × 2,890,124.12
  4. Step 4: Simplify right side
    7,146,966.54x = 30,989,213,971,605.71
  5. Step 5: Solve for x
    x = 30,989,213,971,605.71/7,146,966.54
  6. Step 6: Final answer
    x = 4,335,995.39

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Double scale
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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.