Home / 14,498,434.58-20,007,455.90-7,882,814.25

Finding the Fourth Proportional to 14,498,434.58, 20,007,455.90 and 7,882,814.25

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Solution

The fourth proportional to 14,498,434.58, 20,007,455.90 and 7,882,814.25 is: 10,878,074.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,498,434.58 : 20,007,455.90 = 7,882,814.25 : x
  2. Step 2: Convert to fraction form
    14,498,434.58/20,007,455.90 = 7,882,814.25/x
  3. Step 3: Cross multiply
    14,498,434.58x = 20,007,455.90 × 7,882,814.25
  4. Step 4: Simplify right side
    14,498,434.58x = 157,715,058,435,352.50
  5. Step 5: Solve for x
    x = 157,715,058,435,352.50/14,498,434.58
  6. Step 6: Final answer
    x = 10,878,074.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.