Home / 26,796,378.88-36,979,829.76-15,194,425.60

Finding the Fourth Proportional to 26,796,378.88, 36,979,829.76 and 15,194,425.60

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Solution

The fourth proportional to 26,796,378.88, 36,979,829.76 and 15,194,425.60 is: 20,968,776.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,796,378.88 : 36,979,829.76 = 15,194,425.60 : x
  2. Step 2: Convert to fraction form
    26,796,378.88/36,979,829.76 = 15,194,425.60/x
  3. Step 3: Cross multiply
    26,796,378.88x = 36,979,829.76 × 15,194,425.60
  4. Step 4: Simplify right side
    26,796,378.88x = 561,887,271,988,985.81
  5. Step 5: Solve for x
    x = 561,887,271,988,985.81/26,796,378.88
  6. Step 6: Final answer
    x = 20,968,776.21

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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.