Home / 66,962,697.24-100,448,917.44-28,062,101.76

Finding the Fourth Proportional to 66,962,697.24, 100,448,917.44 and 28,062,101.76

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Solution

The fourth proportional to 66,962,697.24, 100,448,917.44 and 28,062,101.76 is: 42,095,194.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,962,697.24 : 100,448,917.44 = 28,062,101.76 : x
  2. Step 2: Convert to fraction form
    66,962,697.24/100,448,917.44 = 28,062,101.76/x
  3. Step 3: Cross multiply
    66,962,697.24x = 100,448,917.44 × 28,062,101.76
  4. Step 4: Simplify right side
    66,962,697.24x = 2,818,807,742,883,119
  5. Step 5: Solve for x
    x = 2,818,807,742,883,119/66,962,697.24
  6. Step 6: Final answer
    x = 42,095,194.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.