Home / 21,032,472.48-29,024,647.56-11,374,680.48

Finding the Fourth Proportional to 21,032,472.48, 29,024,647.56 and 11,374,680.48

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Solution

The fourth proportional to 21,032,472.48, 29,024,647.56 and 11,374,680.48 is: 15,696,970.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032,472.48 : 29,024,647.56 = 11,374,680.48 : x
  2. Step 2: Convert to fraction form
    21,032,472.48/29,024,647.56 = 11,374,680.48/x
  3. Step 3: Cross multiply
    21,032,472.48x = 29,024,647.56 × 11,374,680.48
  4. Step 4: Simplify right side
    21,032,472.48x = 330,146,092,039,611.62
  5. Step 5: Solve for x
    x = 330,146,092,039,611.62/21,032,472.48
  6. Step 6: Final answer
    x = 15,696,970.12

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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.