Home / 74,781,442.27-103,215,609.01-43,851,576.07

Finding the Fourth Proportional to 74,781,442.27, 103,215,609.01 and 43,851,576.07

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Solution

The fourth proportional to 74,781,442.27, 103,215,609.01 and 43,851,576.07 is: 60,525,271.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,781,442.27 : 103,215,609.01 = 43,851,576.07 : x
  2. Step 2: Convert to fraction form
    74,781,442.27/103,215,609.01 = 43,851,576.07/x
  3. Step 3: Cross multiply
    74,781,442.27x = 103,215,609.01 × 43,851,576.07
  4. Step 4: Simplify right side
    74,781,442.27x = 4,526,167,130,113,393
  5. Step 5: Solve for x
    x = 4,526,167,130,113,393/74,781,442.27
  6. Step 6: Final answer
    x = 60,525,271.95

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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.