Home / 7,869,888.86-10,860,159.88-4,385,047.56

Finding the Fourth Proportional to 7,869,888.86, 10,860,159.88 and 4,385,047.56

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Solution

The fourth proportional to 7,869,888.86, 10,860,159.88 and 4,385,047.56 is: 6,051,205.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,869,888.86 : 10,860,159.88 = 4,385,047.56 : x
  2. Step 2: Convert to fraction form
    7,869,888.86/10,860,159.88 = 4,385,047.56/x
  3. Step 3: Cross multiply
    7,869,888.86x = 10,860,159.88 × 4,385,047.56
  4. Step 4: Simplify right side
    7,869,888.86x = 47,622,317,583,003.89
  5. Step 5: Solve for x
    x = 47,622,317,583,003.89/7,869,888.86
  6. Step 6: Final answer
    x = 6,051,205.86

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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.