Home / 9,559,628.70-13,192,120.86-5,208,750.96

Finding the Fourth Proportional to 9,559,628.70, 13,192,120.86 and 5,208,750.96

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Solution

The fourth proportional to 9,559,628.70, 13,192,120.86 and 5,208,750.96 is: 7,187,985.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,559,628.70 : 13,192,120.86 = 5,208,750.96 : x
  2. Step 2: Convert to fraction form
    9,559,628.70/13,192,120.86 = 5,208,750.96/x
  3. Step 3: Cross multiply
    9,559,628.70x = 13,192,120.86 × 5,208,750.96
  4. Step 4: Simplify right side
    9,559,628.70x = 68,714,472,193,961.02
  5. Step 5: Solve for x
    x = 68,714,472,193,961.02/9,559,628.70
  6. Step 6: Final answer
    x = 7,187,985.47

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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.