Home / 21,762,068.20-32,644,331.10-6,616,493.80

Finding the Fourth Proportional to 21,762,068.20, 32,644,331.10 and 6,616,493.80

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Solution

The fourth proportional to 21,762,068.20, 32,644,331.10 and 6,616,493.80 is: 9,925,114.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,762,068.20 : 32,644,331.10 = 6,616,493.80 : x
  2. Step 2: Convert to fraction form
    21,762,068.20/32,644,331.10 = 6,616,493.80/x
  3. Step 3: Cross multiply
    21,762,068.20x = 32,644,331.10 × 6,616,493.80
  4. Step 4: Simplify right side
    21,762,068.20x = 215,991,014,328,297.19
  5. Step 5: Solve for x
    x = 215,991,014,328,297.19/21,762,068.20
  6. Step 6: Final answer
    x = 9,925,114.30

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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.