Home / 7,860,894.69-11,793,748.56-4,025,432.78

Finding the Fourth Proportional to 7,860,894.69, 11,793,748.56 and 4,025,432.78

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Solution

The fourth proportional to 7,860,894.69, 11,793,748.56 and 4,025,432.78 is: 6,039,381.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860,894.69 : 11,793,748.56 = 4,025,432.78 : x
  2. Step 2: Convert to fraction form
    7,860,894.69/11,793,748.56 = 4,025,432.78/x
  3. Step 3: Cross multiply
    7,860,894.69x = 11,793,748.56 × 4,025,432.78
  4. Step 4: Simplify right side
    7,860,894.69x = 47,474,941,993,533.05
  5. Step 5: Solve for x
    x = 47,474,941,993,533.05/7,860,894.69
  6. Step 6: Final answer
    x = 6,039,381.50

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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.