Home / 21,852,520.40-32,816,105.40-14,312,910.80

Finding the Fourth Proportional to 21,852,520.40, 32,816,105.40 and 14,312,910.80

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Solution

The fourth proportional to 21,852,520.40, 32,816,105.40 and 14,312,910.80 is: 21,493,813.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,852,520.40 : 32,816,105.40 = 14,312,910.80 : x
  2. Step 2: Convert to fraction form
    21,852,520.40/32,816,105.40 = 14,312,910.80/x
  3. Step 3: Cross multiply
    21,852,520.40x = 32,816,105.40 × 14,312,910.80
  4. Step 4: Simplify right side
    21,852,520.40x = 469,693,989,393,598.31
  5. Step 5: Solve for x
    x = 469,693,989,393,598.31/21,852,520.40
  6. Step 6: Final answer
    x = 21,493,813.11

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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.