Home / 64,391,076.32-88,830,372.48-38,270,749.28

Finding the Fourth Proportional to 64,391,076.32, 88,830,372.48 and 38,270,749.28

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Solution

The fourth proportional to 64,391,076.32, 88,830,372.48 and 38,270,749.28 is: 52,796,211.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,391,076.32 : 88,830,372.48 = 38,270,749.28 : x
  2. Step 2: Convert to fraction form
    64,391,076.32/88,830,372.48 = 38,270,749.28/x
  3. Step 3: Cross multiply
    64,391,076.32x = 88,830,372.48 × 38,270,749.28
  4. Step 4: Simplify right side
    64,391,076.32x = 3,399,604,913,631,092
  5. Step 5: Solve for x
    x = 3,399,604,913,631,092/64,391,076.32
  6. Step 6: Final answer
    x = 52,796,211.96

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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.