Home / 55,366,528.76-76,407,995.10-31,845,027.86

Finding the Fourth Proportional to 55,366,528.76, 76,407,995.10 and 31,845,027.86

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Solution

The fourth proportional to 55,366,528.76, 76,407,995.10 and 31,845,027.86 is: 43,947,395.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,366,528.76 : 76,407,995.10 = 31,845,027.86 : x
  2. Step 2: Convert to fraction form
    55,366,528.76/76,407,995.10 = 31,845,027.86/x
  3. Step 3: Cross multiply
    55,366,528.76x = 76,407,995.10 × 31,845,027.86
  4. Step 4: Simplify right side
    55,366,528.76x = 2,433,214,732,686,243.50
  5. Step 5: Solve for x
    x = 2,433,214,732,686,243.50/55,366,528.76
  6. Step 6: Final answer
    x = 43,947,395.42

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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.