Home / 7,761,678.32-10,633,537.85-7,470,774.52

Finding the Fourth Proportional to 7,761,678.32, 10,633,537.85 and 7,470,774.52

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Solution

The fourth proportional to 7,761,678.32, 10,633,537.85 and 7,470,774.52 is: 10,234,998.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,761,678.32 : 10,633,537.85 = 7,470,774.52 : x
  2. Step 2: Convert to fraction form
    7,761,678.32/10,633,537.85 = 7,470,774.52/x
  3. Step 3: Cross multiply
    7,761,678.32x = 10,633,537.85 × 7,470,774.52
  4. Step 4: Simplify right side
    7,761,678.32x = 79,440,763,563,297.88
  5. Step 5: Solve for x
    x = 79,440,763,563,297.88/7,761,678.32
  6. Step 6: Final answer
    x = 10,234,998.19

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.