Home / 92,009,391.48-126,950,313.42-56,236,778.28

Finding the Fourth Proportional to 92,009,391.48, 126,950,313.42 and 56,236,778.28

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Solution

The fourth proportional to 92,009,391.48, 126,950,313.42 and 56,236,778.28 is: 77,592,912.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,009,391.48 : 126,950,313.42 = 56,236,778.28 : x
  2. Step 2: Convert to fraction form
    92,009,391.48/126,950,313.42 = 56,236,778.28/x
  3. Step 3: Cross multiply
    92,009,391.48x = 126,950,313.42 × 56,236,778.28
  4. Step 4: Simplify right side
    92,009,391.48x = 7,139,276,628,377,049
  5. Step 5: Solve for x
    x = 7,139,276,628,377,049/92,009,391.48
  6. Step 6: Final answer
    x = 77,592,912.13

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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.