Home / 18,468,030.80-27,702,046.20-16,413,125.60

Finding the Fourth Proportional to 18,468,030.80, 27,702,046.20 and 16,413,125.60

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Solution

The fourth proportional to 18,468,030.80, 27,702,046.20 and 16,413,125.60 is: 24,619,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,030.80 : 27,702,046.20 = 16,413,125.60 : x
  2. Step 2: Convert to fraction form
    18,468,030.80/27,702,046.20 = 16,413,125.60/x
  3. Step 3: Cross multiply
    18,468,030.80x = 27,702,046.20 × 16,413,125.60
  4. Step 4: Simplify right side
    18,468,030.80x = 454,677,163,657,602.69
  5. Step 5: Solve for x
    x = 454,677,163,657,602.69/18,468,030.80
  6. Step 6: Final answer
    x = 24,619,688.40

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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.