Home / 54,462,453.10-81,693,679.65-19,918,788.10

Finding the Fourth Proportional to 54,462,453.10, 81,693,679.65 and 19,918,788.10

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Solution

The fourth proportional to 54,462,453.10, 81,693,679.65 and 19,918,788.10 is: 29,878,182.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,462,453.10 : 81,693,679.65 = 19,918,788.10 : x
  2. Step 2: Convert to fraction form
    54,462,453.10/81,693,679.65 = 19,918,788.10/x
  3. Step 3: Cross multiply
    54,462,453.10x = 81,693,679.65 × 19,918,788.10
  4. Step 4: Simplify right side
    54,462,453.10x = 1,627,239,094,057,632.50
  5. Step 5: Solve for x
    x = 1,627,239,094,057,632.50/54,462,453.10
  6. Step 6: Final answer
    x = 29,878,182.15

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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.