Home / 21,891,623.60-32,837,435.40-13,829,466.80

Finding the Fourth Proportional to 21,891,623.60, 32,837,435.40 and 13,829,466.80

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Solution

The fourth proportional to 21,891,623.60, 32,837,435.40 and 13,829,466.80 is: 20,744,200.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,891,623.60 : 32,837,435.40 = 13,829,466.80 : x
  2. Step 2: Convert to fraction form
    21,891,623.60/32,837,435.40 = 13,829,466.80/x
  3. Step 3: Cross multiply
    21,891,623.60x = 32,837,435.40 × 13,829,466.80
  4. Step 4: Simplify right side
    21,891,623.60x = 454,124,222,661,444.75
  5. Step 5: Solve for x
    x = 454,124,222,661,444.75/21,891,623.60
  6. Step 6: Final answer
    x = 20,744,200.20

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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.