Home / 21,400,150.35-29,532,374.37-12,577,232.24

Finding the Fourth Proportional to 21,400,150.35, 29,532,374.37 and 12,577,232.24

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Solution

The fourth proportional to 21,400,150.35, 29,532,374.37 and 12,577,232.24 is: 17,356,678.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,400,150.35 : 29,532,374.37 = 12,577,232.24 : x
  2. Step 2: Convert to fraction form
    21,400,150.35/29,532,374.37 = 12,577,232.24/x
  3. Step 3: Cross multiply
    21,400,150.35x = 29,532,374.37 × 12,577,232.24
  4. Step 4: Simplify right side
    21,400,150.35x = 371,435,530,902,451.81
  5. Step 5: Solve for x
    x = 371,435,530,902,451.81/21,400,150.35
  6. Step 6: Final answer
    x = 17,356,678.57

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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.