Home / 7,011,853.22-10,518,162.54-2,219,184.86

Finding the Fourth Proportional to 7,011,853.22, 10,518,162.54 and 2,219,184.86

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Solution

The fourth proportional to 7,011,853.22, 10,518,162.54 and 2,219,184.86 is: 3,328,898.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011,853.22 : 10,518,162.54 = 2,219,184.86 : x
  2. Step 2: Convert to fraction form
    7,011,853.22/10,518,162.54 = 2,219,184.86/x
  3. Step 3: Cross multiply
    7,011,853.22x = 10,518,162.54 × 2,219,184.86
  4. Step 4: Simplify right side
    7,011,853.22x = 23,341,747,063,787.14
  5. Step 5: Solve for x
    x = 23,341,747,063,787.14/7,011,853.22
  6. Step 6: Final answer
    x = 3,328,898.41

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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.