Home / 7,146,966.22-10,722,450.43-2,890,123.81

Finding the Fourth Proportional to 7,146,966.22, 10,722,450.43 and 2,890,123.81

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Solution

The fourth proportional to 7,146,966.22, 10,722,450.43 and 2,890,123.81 is: 4,335,994.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146,966.22 : 10,722,450.43 = 2,890,123.81 : x
  2. Step 2: Convert to fraction form
    7,146,966.22/10,722,450.43 = 2,890,123.81/x
  3. Step 3: Cross multiply
    7,146,966.22x = 10,722,450.43 × 2,890,123.81
  4. Step 4: Simplify right side
    7,146,966.22x = 30,989,209,266,094.27
  5. Step 5: Solve for x
    x = 30,989,209,266,094.27/7,146,966.22
  6. Step 6: Final answer
    x = 4,335,994.93

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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.