Home / 7,060,160.32-9,742,714.14-3,920,228.44

Finding the Fourth Proportional to 7,060,160.32, 9,742,714.14 and 3,920,228.44

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Solution

The fourth proportional to 7,060,160.32, 9,742,714.14 and 3,920,228.44 is: 5,409,744.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060,160.32 : 9,742,714.14 = 3,920,228.44 : x
  2. Step 2: Convert to fraction form
    7,060,160.32/9,742,714.14 = 3,920,228.44/x
  3. Step 3: Cross multiply
    7,060,160.32x = 9,742,714.14 × 3,920,228.44
  4. Step 4: Simplify right side
    7,060,160.32x = 38,193,665,054,418.14
  5. Step 5: Solve for x
    x = 38,193,665,054,418.14/7,060,160.32
  6. Step 6: Final answer
    x = 5,409,744.73

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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.