Home / 21,862,100.24-32,771,203.84-7,475,328.96

Finding the Fourth Proportional to 21,862,100.24, 32,771,203.84 and 7,475,328.96

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Solution

The fourth proportional to 21,862,100.24, 32,771,203.84 and 7,475,328.96 is: 11,205,489.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,862,100.24 : 32,771,203.84 = 7,475,328.96 : x
  2. Step 2: Convert to fraction form
    21,862,100.24/32,771,203.84 = 7,475,328.96/x
  3. Step 3: Cross multiply
    21,862,100.24x = 32,771,203.84 × 7,475,328.96
  4. Step 4: Simplify right side
    21,862,100.24x = 244,975,529,119,215.22
  5. Step 5: Solve for x
    x = 244,975,529,119,215.22/21,862,100.24
  6. Step 6: Final answer
    x = 11,205,489.25

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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.