Home / 47,174,989.10-65,104,164.60-28,342,331.15

Finding the Fourth Proportional to 47,174,989.10, 65,104,164.60 and 28,342,331.15

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Solution

The fourth proportional to 47,174,989.10, 65,104,164.60 and 28,342,331.15 is: 39,114,026.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,174,989.10 : 65,104,164.60 = 28,342,331.15 : x
  2. Step 2: Convert to fraction form
    47,174,989.10/65,104,164.60 = 28,342,331.15/x
  3. Step 3: Cross multiply
    47,174,989.10x = 65,104,164.60 × 28,342,331.15
  4. Step 4: Simplify right side
    47,174,989.10x = 1,845,203,792,337,307.25
  5. Step 5: Solve for x
    x = 1,845,203,792,337,307.25/47,174,989.10
  6. Step 6: Final answer
    x = 39,114,026.89

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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.