Home / 21,692,516.94-32,538,966.12-5,518,485.36

Finding the Fourth Proportional to 21,692,516.94, 32,538,966.12 and 5,518,485.36

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Solution

The fourth proportional to 21,692,516.94, 32,538,966.12 and 5,518,485.36 is: 8,277,776.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,692,516.94 : 32,538,966.12 = 5,518,485.36 : x
  2. Step 2: Convert to fraction form
    21,692,516.94/32,538,966.12 = 5,518,485.36/x
  3. Step 3: Cross multiply
    21,692,516.94x = 32,538,966.12 × 5,518,485.36
  4. Step 4: Simplify right side
    21,692,516.94x = 179,565,808,162,756.03
  5. Step 5: Solve for x
    x = 179,565,808,162,756.03/21,692,516.94
  6. Step 6: Final answer
    x = 8,277,776.56

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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.