Home / 40,516,638.03-55,918,285.11-23,108,992.83

Finding the Fourth Proportional to 40,516,638.03, 55,918,285.11 and 23,108,992.83

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Solution

The fourth proportional to 40,516,638.03, 55,918,285.11 and 23,108,992.83 is: 31,893,447.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,516,638.03 : 55,918,285.11 = 23,108,992.83 : x
  2. Step 2: Convert to fraction form
    40,516,638.03/55,918,285.11 = 23,108,992.83/x
  3. Step 3: Cross multiply
    40,516,638.03x = 55,918,285.11 × 23,108,992.83
  4. Step 4: Simplify right side
    40,516,638.03x = 1,292,215,249,672,885.75
  5. Step 5: Solve for x
    x = 1,292,215,249,672,885.75/40,516,638.03
  6. Step 6: Final answer
    x = 31,893,447.05

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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.