Home / 21,232,962.10-31,873,390.80-14,058,508.60

Finding the Fourth Proportional to 21,232,962.10, 31,873,390.80 and 14,058,508.60

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Solution

The fourth proportional to 21,232,962.10, 31,873,390.80 and 14,058,508.60 is: 21,103,618.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,232,962.10 : 31,873,390.80 = 14,058,508.60 : x
  2. Step 2: Convert to fraction form
    21,232,962.10/31,873,390.80 = 14,058,508.60/x
  3. Step 3: Cross multiply
    21,232,962.10x = 31,873,390.80 × 14,058,508.60
  4. Step 4: Simplify right side
    21,232,962.10x = 448,092,338,672,960.88
  5. Step 5: Solve for x
    x = 448,092,338,672,960.88/21,232,962.10
  6. Step 6: Final answer
    x = 21,103,618.82

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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.