Home / 65,882,237.83-90,864,475.40-57,917,750.97

Finding the Fourth Proportional to 65,882,237.83, 90,864,475.40 and 57,917,750.97

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Solution

The fourth proportional to 65,882,237.83, 90,864,475.40 and 57,917,750.97 is: 79,879,892.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,882,237.83 : 90,864,475.40 = 57,917,750.97 : x
  2. Step 2: Convert to fraction form
    65,882,237.83/90,864,475.40 = 57,917,750.97/x
  3. Step 3: Cross multiply
    65,882,237.83x = 90,864,475.40 × 57,917,750.97
  4. Step 4: Simplify right side
    65,882,237.83x = 5,262,666,058,092,096
  5. Step 5: Solve for x
    x = 5,262,666,058,092,096/65,882,237.83
  6. Step 6: Final answer
    x = 79,879,892.24

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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.