Home / 15,780,591.80-23,671,121-4,420,322.36

Finding the Fourth Proportional to 15,780,591.80, 23,671,121 and 4,420,322.36

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Solution

The fourth proportional to 15,780,591.80, 23,671,121 and 4,420,322.36 is: 6,630,548.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,780,591.80 : 23,671,121 = 4,420,322.36 : x
  2. Step 2: Convert to fraction form
    15,780,591.80/23,671,121 = 4,420,322.36/x
  3. Step 3: Cross multiply
    15,780,591.80x = 23,671,121 × 4,420,322.36
  4. Step 4: Simplify right side
    15,780,591.80x = 104,633,985,442,565.56
  5. Step 5: Solve for x
    x = 104,633,985,442,565.56/15,780,591.80
  6. Step 6: Final answer
    x = 6,630,548.89

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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.