Home / 26,218,927.26-36,182,274.24-15,212,230.72

Finding the Fourth Proportional to 26,218,927.26, 36,182,274.24 and 15,212,230.72

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Solution

The fourth proportional to 26,218,927.26, 36,182,274.24 and 15,212,230.72 is: 20,992,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218,927.26 : 36,182,274.24 = 15,212,230.72 : x
  2. Step 2: Convert to fraction form
    26,218,927.26/36,182,274.24 = 15,212,230.72/x
  3. Step 3: Cross multiply
    26,218,927.26x = 36,182,274.24 × 15,212,230.72
  4. Step 4: Simplify right side
    26,218,927.26x = 550,413,103,679,782.81
  5. Step 5: Solve for x
    x = 550,413,103,679,782.81/26,218,927.26
  6. Step 6: Final answer
    x = 20,992,968.10

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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.