Home / 26,218,927.45-36,182,274.50-15,212,230.91

Finding the Fourth Proportional to 26,218,927.45, 36,182,274.50 and 15,212,230.91

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Solution

The fourth proportional to 26,218,927.45, 36,182,274.50 and 15,212,230.91 is: 20,992,968.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218,927.45 : 36,182,274.50 = 15,212,230.91 : x
  2. Step 2: Convert to fraction form
    26,218,927.45/36,182,274.50 = 15,212,230.91/x
  3. Step 3: Cross multiply
    26,218,927.45x = 36,182,274.50 × 15,212,230.91
  4. Step 4: Simplify right side
    26,218,927.45x = 550,413,114,400,123.94
  5. Step 5: Solve for x
    x = 550,413,114,400,123.94/26,218,927.45
  6. Step 6: Final answer
    x = 20,992,968.36

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1.5x scale

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.