Home / 54,052,354.71-81,078,511.71-21,704,247.57

Finding the Fourth Proportional to 54,052,354.71, 81,078,511.71 and 21,704,247.57

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Solution

The fourth proportional to 54,052,354.71, 81,078,511.71 and 21,704,247.57 is: 32,556,363.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,052,354.71 : 81,078,511.71 = 21,704,247.57 : x
  2. Step 2: Convert to fraction form
    54,052,354.71/81,078,511.71 = 21,704,247.57/x
  3. Step 3: Cross multiply
    54,052,354.71x = 81,078,511.71 × 21,704,247.57
  4. Step 4: Simplify right side
    54,052,354.71x = 1,759,748,090,760,984
  5. Step 5: Solve for x
    x = 1,759,748,090,760,984/54,052,354.71
  6. Step 6: Final answer
    x = 32,556,363.18

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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.