Home / 54,911,666.77-75,777,892.20-30,132,268.21

Finding the Fourth Proportional to 54,911,666.77, 75,777,892.20 and 30,132,268.21

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Solution

The fourth proportional to 54,911,666.77, 75,777,892.20 and 30,132,268.21 is: 41,582,416.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,911,666.77 : 75,777,892.20 = 30,132,268.21 : x
  2. Step 2: Convert to fraction form
    54,911,666.77/75,777,892.20 = 30,132,268.21/x
  3. Step 3: Cross multiply
    54,911,666.77x = 75,777,892.20 × 30,132,268.21
  4. Step 4: Simplify right side
    54,911,666.77x = 2,283,359,771,955,664
  5. Step 5: Solve for x
    x = 2,283,359,771,955,664/54,911,666.77
  6. Step 6: Final answer
    x = 41,582,416.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.