Home / 47,954,180.24-66,182,829.72-31,448,191.40

Finding the Fourth Proportional to 47,954,180.24, 66,182,829.72 and 31,448,191.40

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Solution

The fourth proportional to 47,954,180.24, 66,182,829.72 and 31,448,191.40 is: 43,402,478.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,954,180.24 : 66,182,829.72 = 31,448,191.40 : x
  2. Step 2: Convert to fraction form
    47,954,180.24/66,182,829.72 = 31,448,191.40/x
  3. Step 3: Cross multiply
    47,954,180.24x = 66,182,829.72 × 31,448,191.40
  4. Step 4: Simplify right side
    47,954,180.24x = 2,081,330,296,428,168.25
  5. Step 5: Solve for x
    x = 2,081,330,296,428,168.25/47,954,180.24
  6. Step 6: Final answer
    x = 43,402,478.91

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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.