Home / 9,907,687.80-14,861,531.70-9,529,774.20

Finding the Fourth Proportional to 9,907,687.80, 14,861,531.70 and 9,529,774.20

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Solution

The fourth proportional to 9,907,687.80, 14,861,531.70 and 9,529,774.20 is: 14,294,661.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,907,687.80 : 14,861,531.70 = 9,529,774.20 : x
  2. Step 2: Convert to fraction form
    9,907,687.80/14,861,531.70 = 9,529,774.20/x
  3. Step 3: Cross multiply
    9,907,687.80x = 14,861,531.70 × 9,529,774.20
  4. Step 4: Simplify right side
    9,907,687.80x = 141,627,041,367,142.12
  5. Step 5: Solve for x
    x = 141,627,041,367,142.12/9,907,687.80
  6. Step 6: Final answer
    x = 14,294,661.30

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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.