Home / 56,256,872.22-84,388,574.16-21,713,465.97

Finding the Fourth Proportional to 56,256,872.22, 84,388,574.16 and 21,713,465.97

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Solution

The fourth proportional to 56,256,872.22, 84,388,574.16 and 21,713,465.97 is: 32,571,459.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,256,872.22 : 84,388,574.16 = 21,713,465.97 : x
  2. Step 2: Convert to fraction form
    56,256,872.22/84,388,574.16 = 21,713,465.97/x
  3. Step 3: Cross multiply
    56,256,872.22x = 84,388,574.16 × 21,713,465.97
  4. Step 4: Simplify right side
    56,256,872.22x = 1,832,368,433,279,981.25
  5. Step 5: Solve for x
    x = 1,832,368,433,279,981.25/56,256,872.22
  6. Step 6: Final answer
    x = 32,571,459.47

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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.