Home / 17,607,803.10-26,411,704.65-12,128,055.90

Finding the Fourth Proportional to 17,607,803.10, 26,411,704.65 and 12,128,055.90

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Solution

The fourth proportional to 17,607,803.10, 26,411,704.65 and 12,128,055.90 is: 18,192,083.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,607,803.10 : 26,411,704.65 = 12,128,055.90 : x
  2. Step 2: Convert to fraction form
    17,607,803.10/26,411,704.65 = 12,128,055.90/x
  3. Step 3: Cross multiply
    17,607,803.10x = 26,411,704.65 × 12,128,055.90
  4. Step 4: Simplify right side
    17,607,803.10x = 320,322,630,409,489.94
  5. Step 5: Solve for x
    x = 320,322,630,409,489.94/17,607,803.10
  6. Step 6: Final answer
    x = 18,192,083.85

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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.