Home / 12,699,369.30-17,525,455.74-6,898,483.02

Finding the Fourth Proportional to 12,699,369.30, 17,525,455.74 and 6,898,483.02

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Solution

The fourth proportional to 12,699,369.30, 17,525,455.74 and 6,898,483.02 is: 9,520,083.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,699,369.30 : 17,525,455.74 = 6,898,483.02 : x
  2. Step 2: Convert to fraction form
    12,699,369.30/17,525,455.74 = 6,898,483.02/x
  3. Step 3: Cross multiply
    12,699,369.30x = 17,525,455.74 × 6,898,483.02
  4. Step 4: Simplify right side
    12,699,369.30x = 120,899,058,840,151.52
  5. Step 5: Solve for x
    x = 120,899,058,840,151.52/12,699,369.30
  6. Step 6: Final answer
    x = 9,520,083.71

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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.