Home / 18,411,934.41-25,419,355.71-16,369,090.50

Finding the Fourth Proportional to 18,411,934.41, 25,419,355.71 and 16,369,090.50

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Solution

The fourth proportional to 18,411,934.41, 25,419,355.71 and 16,369,090.50 is: 22,599,023.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,411,934.41 : 25,419,355.71 = 16,369,090.50 : x
  2. Step 2: Convert to fraction form
    18,411,934.41/25,419,355.71 = 16,369,090.50/x
  3. Step 3: Cross multiply
    18,411,934.41x = 25,419,355.71 × 16,369,090.50
  4. Step 4: Simplify right side
    18,411,934.41x = 416,091,734,068,681.75
  5. Step 5: Solve for x
    x = 416,091,734,068,681.75/18,411,934.41
  6. Step 6: Final answer
    x = 22,599,023.26

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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.