Home / 9,669,376.80-14,515,239.60-5,190,400.80

Finding the Fourth Proportional to 9,669,376.80, 14,515,239.60 and 5,190,400.80

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Solution

The fourth proportional to 9,669,376.80, 14,515,239.60 and 5,190,400.80 is: 7,791,599.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,669,376.80 : 14,515,239.60 = 5,190,400.80 : x
  2. Step 2: Convert to fraction form
    9,669,376.80/14,515,239.60 = 5,190,400.80/x
  3. Step 3: Cross multiply
    9,669,376.80x = 14,515,239.60 × 5,190,400.80
  4. Step 4: Simplify right side
    9,669,376.80x = 75,339,911,232,031.67
  5. Step 5: Solve for x
    x = 75,339,911,232,031.67/9,669,376.80
  6. Step 6: Final answer
    x = 7,791,599.48

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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.