Home / 7,442,343.70-11,156,429.60-2,390,111.26

Finding the Fourth Proportional to 7,442,343.70, 11,156,429.60 and 2,390,111.26

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Solution

The fourth proportional to 7,442,343.70, 11,156,429.60 and 2,390,111.26 is: 3,582,891.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442,343.70 : 11,156,429.60 = 2,390,111.26 : x
  2. Step 2: Convert to fraction form
    7,442,343.70/11,156,429.60 = 2,390,111.26/x
  3. Step 3: Cross multiply
    7,442,343.70x = 11,156,429.60 × 2,390,111.26
  4. Step 4: Simplify right side
    7,442,343.70x = 26,665,108,008,357.29
  5. Step 5: Solve for x
    x = 26,665,108,008,357.29/7,442,343.70
  6. Step 6: Final answer
    x = 3,582,891.23

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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.