Home / 64,483,568.49-96,707,397.74-21,356,134.77

Finding the Fourth Proportional to 64,483,568.49, 96,707,397.74 and 21,356,134.77

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Solution

The fourth proportional to 64,483,568.49, 96,707,397.74 and 21,356,134.77 is: 32,028,255.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,483,568.49 : 96,707,397.74 = 21,356,134.77 : x
  2. Step 2: Convert to fraction form
    64,483,568.49/96,707,397.74 = 21,356,134.77/x
  3. Step 3: Cross multiply
    64,483,568.49x = 96,707,397.74 × 21,356,134.77
  4. Step 4: Simplify right side
    64,483,568.49x = 2,065,296,219,284,652.75
  5. Step 5: Solve for x
    x = 2,065,296,219,284,652.75/64,483,568.49
  6. Step 6: Final answer
    x = 32,028,255.69

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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.