Home / 54,507,045.78-81,778,283.40-36,384,907.68

Finding the Fourth Proportional to 54,507,045.78, 81,778,283.40 and 36,384,907.68

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Solution

The fourth proportional to 54,507,045.78, 81,778,283.40 and 36,384,907.68 is: 54,589,186.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,507,045.78 : 81,778,283.40 = 36,384,907.68 : x
  2. Step 2: Convert to fraction form
    54,507,045.78/81,778,283.40 = 36,384,907.68/x
  3. Step 3: Cross multiply
    54,507,045.78x = 81,778,283.40 × 36,384,907.68
  4. Step 4: Simplify right side
    54,507,045.78x = 2,975,495,291,737,876.50
  5. Step 5: Solve for x
    x = 2,975,495,291,737,876.50/54,507,045.78
  6. Step 6: Final answer
    x = 54,589,186.58

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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.