Home / 16,778,332.80-25,148,836.80-9,210,729.60

Finding the Fourth Proportional to 16,778,332.80, 25,148,836.80 and 9,210,729.60

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Solution

The fourth proportional to 16,778,332.80, 25,148,836.80 and 9,210,729.60 is: 13,805,849.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,778,332.80 : 25,148,836.80 = 9,210,729.60 : x
  2. Step 2: Convert to fraction form
    16,778,332.80/25,148,836.80 = 9,210,729.60/x
  3. Step 3: Cross multiply
    16,778,332.80x = 25,148,836.80 × 9,210,729.60
  4. Step 4: Simplify right side
    16,778,332.80x = 231,639,135,519,329.28
  5. Step 5: Solve for x
    x = 231,639,135,519,329.28/16,778,332.80
  6. Step 6: Final answer
    x = 13,805,849.38

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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.