Home / 7,869,956.85-10,860,430.05-4,385,442.49

Finding the Fourth Proportional to 7,869,956.85, 10,860,430.05 and 4,385,442.49

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Solution

The fourth proportional to 7,869,956.85, 10,860,430.05 and 4,385,442.49 is: 6,051,849.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,869,956.85 : 10,860,430.05 = 4,385,442.49 : x
  2. Step 2: Convert to fraction form
    7,869,956.85/10,860,430.05 = 4,385,442.49/x
  3. Step 3: Cross multiply
    7,869,956.85x = 10,860,430.05 × 4,385,442.49
  4. Step 4: Simplify right side
    7,869,956.85x = 47,627,791,373,791.75
  5. Step 5: Solve for x
    x = 47,627,791,373,791.75/7,869,956.85
  6. Step 6: Final answer
    x = 6,051,849.11

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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.