Home / 15,412,051.02-21,268,630.02-8,536,975.95

Finding the Fourth Proportional to 15,412,051.02, 21,268,630.02 and 8,536,975.95

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Solution

The fourth proportional to 15,412,051.02, 21,268,630.02 and 8,536,975.95 is: 11,781,026.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,412,051.02 : 21,268,630.02 = 8,536,975.95 : x
  2. Step 2: Convert to fraction form
    15,412,051.02/21,268,630.02 = 8,536,975.95/x
  3. Step 3: Cross multiply
    15,412,051.02x = 21,268,630.02 × 8,536,975.95
  4. Step 4: Simplify right side
    15,412,051.02x = 181,569,782,970,188
  5. Step 5: Solve for x
    x = 181,569,782,970,188/15,412,051.02
  6. Step 6: Final answer
    x = 11,781,026.60

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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.