Home / 8,999,598.63-12,419,352.95-4,869,538.66

Finding the Fourth Proportional to 8,999,598.63, 12,419,352.95 and 4,869,538.66

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Solution

The fourth proportional to 8,999,598.63, 12,419,352.95 and 4,869,538.66 is: 6,719,912.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,999,598.63 : 12,419,352.95 = 4,869,538.66 : x
  2. Step 2: Convert to fraction form
    8,999,598.63/12,419,352.95 = 4,869,538.66/x
  3. Step 3: Cross multiply
    8,999,598.63x = 12,419,352.95 × 4,869,538.66
  4. Step 4: Simplify right side
    8,999,598.63x = 60,476,519,313,386.55
  5. Step 5: Solve for x
    x = 60,476,519,313,386.55/8,999,598.63
  6. Step 6: Final answer
    x = 6,719,912.94

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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.