Home / 21,790,150.66-30,073,677.05-16,554,543.26

Finding the Fourth Proportional to 21,790,150.66, 30,073,677.05 and 16,554,543.26

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Solution

The fourth proportional to 21,790,150.66, 30,073,677.05 and 16,554,543.26 is: 22,847,753.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,790,150.66 : 30,073,677.05 = 16,554,543.26 : x
  2. Step 2: Convert to fraction form
    21,790,150.66/30,073,677.05 = 16,554,543.26/x
  3. Step 3: Cross multiply
    21,790,150.66x = 30,073,677.05 × 16,554,543.26
  4. Step 4: Simplify right side
    21,790,150.66x = 497,855,987,628,721.50
  5. Step 5: Solve for x
    x = 497,855,987,628,721.50/21,790,150.66
  6. Step 6: Final answer
    x = 22,847,753.35

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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.