Home / 14,273,559.72-19,697,525.64-7,747,187.28

Finding the Fourth Proportional to 14,273,559.72, 19,697,525.64 and 7,747,187.28

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Solution

The fourth proportional to 14,273,559.72, 19,697,525.64 and 7,747,187.28 is: 10,691,125.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273,559.72 : 19,697,525.64 = 7,747,187.28 : x
  2. Step 2: Convert to fraction form
    14,273,559.72/19,697,525.64 = 7,747,187.28/x
  3. Step 3: Cross multiply
    14,273,559.72x = 19,697,525.64 × 7,747,187.28
  4. Step 4: Simplify right side
    14,273,559.72x = 152,600,420,085,681.88
  5. Step 5: Solve for x
    x = 152,600,420,085,681.88/14,273,559.72
  6. Step 6: Final answer
    x = 10,691,125.63

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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.