Home / 9,408,651.86-12,984,722.13-5,222,730.72

Finding the Fourth Proportional to 9,408,651.86, 12,984,722.13 and 5,222,730.72

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Solution

The fourth proportional to 9,408,651.86, 12,984,722.13 and 5,222,730.72 is: 7,207,802.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,408,651.86 : 12,984,722.13 = 5,222,730.72 : x
  2. Step 2: Convert to fraction form
    9,408,651.86/12,984,722.13 = 5,222,730.72/x
  3. Step 3: Cross multiply
    9,408,651.86x = 12,984,722.13 × 5,222,730.72
  4. Step 4: Simplify right side
    9,408,651.86x = 67,815,707,159,014.84
  5. Step 5: Solve for x
    x = 67,815,707,159,014.84/9,408,651.86
  6. Step 6: Final answer
    x = 7,207,802.80

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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.