Home / 12,447,926.50-17,178,442.32-6,941,247.61

Finding the Fourth Proportional to 12,447,926.50, 17,178,442.32 and 6,941,247.61

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Solution

The fourth proportional to 12,447,926.50, 17,178,442.32 and 6,941,247.61 is: 9,579,091.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,447,926.50 : 17,178,442.32 = 6,941,247.61 : x
  2. Step 2: Convert to fraction form
    12,447,926.50/17,178,442.32 = 6,941,247.61/x
  3. Step 3: Cross multiply
    12,447,926.50x = 17,178,442.32 × 6,941,247.61
  4. Step 4: Simplify right side
    12,447,926.50x = 119,239,821,697,222.86
  5. Step 5: Solve for x
    x = 119,239,821,697,222.86/12,447,926.50
  6. Step 6: Final answer
    x = 9,579,091.08

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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.