Home / 54,515,338.80-81,755,308.08-18,113,955

Finding the Fourth Proportional to 54,515,338.80, 81,755,308.08 and 18,113,955

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Solution

The fourth proportional to 54,515,338.80, 81,755,308.08 and 18,113,955 is: 27,165,051.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,515,338.80 : 81,755,308.08 = 18,113,955 : x
  2. Step 2: Convert to fraction form
    54,515,338.80/81,755,308.08 = 18,113,955/x
  3. Step 3: Cross multiply
    54,515,338.80x = 81,755,308.08 × 18,113,955
  4. Step 4: Simplify right side
    54,515,338.80x = 1,480,911,971,572,256.25
  5. Step 5: Solve for x
    x = 1,480,911,971,572,256.25/54,515,338.80
  6. Step 6: Final answer
    x = 27,165,051.23

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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.