Home / 18,709,601.52-28,065,392.34-5,931,103.08

Finding the Fourth Proportional to 18,709,601.52, 28,065,392.34 and 5,931,103.08

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Solution

The fourth proportional to 18,709,601.52, 28,065,392.34 and 5,931,103.08 is: 8,896,968.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,709,601.52 : 28,065,392.34 = 5,931,103.08 : x
  2. Step 2: Convert to fraction form
    18,709,601.52/28,065,392.34 = 5,931,103.08/x
  3. Step 3: Cross multiply
    18,709,601.52x = 28,065,392.34 × 5,931,103.08
  4. Step 4: Simplify right side
    18,709,601.52x = 166,458,734,949,182.41
  5. Step 5: Solve for x
    x = 166,458,734,949,182.41/18,709,601.52
  6. Step 6: Final answer
    x = 8,896,968.48

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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.