Home / 21,860,500.95-32,802,100.02-8,916,148.26

Finding the Fourth Proportional to 21,860,500.95, 32,802,100.02 and 8,916,148.26

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Solution

The fourth proportional to 21,860,500.95, 32,802,100.02 and 8,916,148.26 is: 13,378,851.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,860,500.95 : 32,802,100.02 = 8,916,148.26 : x
  2. Step 2: Convert to fraction form
    21,860,500.95/32,802,100.02 = 8,916,148.26/x
  3. Step 3: Cross multiply
    21,860,500.95x = 32,802,100.02 × 8,916,148.26
  4. Step 4: Simplify right side
    21,860,500.95x = 292,468,387,017,668.94
  5. Step 5: Solve for x
    x = 292,468,387,017,668.94/21,860,500.95
  6. Step 6: Final answer
    x = 13,378,851.09

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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.