Home / 47,643,461.15-71,433,830.08-31,419,945.23

Finding the Fourth Proportional to 47,643,461.15, 71,433,830.08 and 31,419,945.23

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Solution

The fourth proportional to 47,643,461.15, 71,433,830.08 and 31,419,945.23 is: 47,109,235.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,643,461.15 : 71,433,830.08 = 31,419,945.23 : x
  2. Step 2: Convert to fraction form
    47,643,461.15/71,433,830.08 = 31,419,945.23/x
  3. Step 3: Cross multiply
    47,643,461.15x = 71,433,830.08 × 31,419,945.23
  4. Step 4: Simplify right side
    47,643,461.15x = 2,244,447,028,525,627
  5. Step 5: Solve for x
    x = 2,244,447,028,525,627/47,643,461.15
  6. Step 6: Final answer
    x = 47,109,235.44

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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.