Home / 10,865,420.92-14,994,400.22-5,970,644.28

Finding the Fourth Proportional to 10,865,420.92, 14,994,400.22 and 5,970,644.28

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Solution

The fourth proportional to 10,865,420.92, 14,994,400.22 and 5,970,644.28 is: 8,239,554.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,420.92 : 14,994,400.22 = 5,970,644.28 : x
  2. Step 2: Convert to fraction form
    10,865,420.92/14,994,400.22 = 5,970,644.28/x
  3. Step 3: Cross multiply
    10,865,420.92x = 14,994,400.22 × 5,970,644.28
  4. Step 4: Simplify right side
    10,865,420.92x = 89,526,229,875,720.52
  5. Step 5: Solve for x
    x = 89,526,229,875,720.52/10,865,420.92
  6. Step 6: Final answer
    x = 8,239,554.69

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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.