Home / 21,335,039.41-29,442,353.64-11,545,483.50

Finding the Fourth Proportional to 21,335,039.41, 29,442,353.64 and 11,545,483.50

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Solution

The fourth proportional to 21,335,039.41, 29,442,353.64 and 11,545,483.50 is: 15,932,766.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,335,039.41 : 29,442,353.64 = 11,545,483.50 : x
  2. Step 2: Convert to fraction form
    21,335,039.41/29,442,353.64 = 11,545,483.50/x
  3. Step 3: Cross multiply
    21,335,039.41x = 29,442,353.64 × 11,545,483.50
  4. Step 4: Simplify right side
    21,335,039.41x = 339,926,207,946,845.75
  5. Step 5: Solve for x
    x = 339,926,207,946,845.75/21,335,039.41
  6. Step 6: Final answer
    x = 15,932,766.82

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1.5x scale

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.