Home / 12,567,174.97-17,342,931.15-6,985,945.50

Finding the Fourth Proportional to 12,567,174.97, 17,342,931.15 and 6,985,945.50

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Solution

The fourth proportional to 12,567,174.97, 17,342,931.15 and 6,985,945.50 is: 9,640,732.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567,174.97 : 17,342,931.15 = 6,985,945.50 : x
  2. Step 2: Convert to fraction form
    12,567,174.97/17,342,931.15 = 6,985,945.50/x
  3. Step 3: Cross multiply
    12,567,174.97x = 17,342,931.15 × 6,985,945.50
  4. Step 4: Simplify right side
    12,567,174.97x = 121,156,771,789,222.59
  5. Step 5: Solve for x
    x = 121,156,771,789,222.59/12,567,174.97
  6. Step 6: Final answer
    x = 9,640,732.47

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1.5x scale

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.