Home / 10,653,188.58-15,982,150.30-4,970,312.82

Finding the Fourth Proportional to 10,653,188.58, 15,982,150.30 and 4,970,312.82

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Solution

The fourth proportional to 10,653,188.58, 15,982,150.30 and 4,970,312.82 is: 7,456,573.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,653,188.58 : 15,982,150.30 = 4,970,312.82 : x
  2. Step 2: Convert to fraction form
    10,653,188.58/15,982,150.30 = 4,970,312.82/x
  3. Step 3: Cross multiply
    10,653,188.58x = 15,982,150.30 × 4,970,312.82
  4. Step 4: Simplify right side
    10,653,188.58x = 79,436,286,514,831.06
  5. Step 5: Solve for x
    x = 79,436,286,514,831.06/10,653,188.58
  6. Step 6: Final answer
    x = 7,456,573.77

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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.