Home / 20,103,012.07-30,167,272.16-8,588,566.08

Finding the Fourth Proportional to 20,103,012.07, 30,167,272.16 and 8,588,566.08

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Solution

The fourth proportional to 20,103,012.07, 30,167,272.16 and 8,588,566.08 is: 12,888,298.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,103,012.07 : 30,167,272.16 = 8,588,566.08 : x
  2. Step 2: Convert to fraction form
    20,103,012.07/30,167,272.16 = 8,588,566.08/x
  3. Step 3: Cross multiply
    20,103,012.07x = 30,167,272.16 × 8,588,566.08
  4. Step 4: Simplify right side
    20,103,012.07x = 259,093,610,439,830.28
  5. Step 5: Solve for x
    x = 259,093,610,439,830.28/20,103,012.07
  6. Step 6: Final answer
    x = 12,888,298.01

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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.