Home / 7,968,965.40-10,997,120.88-4,531,206.12

Finding the Fourth Proportional to 7,968,965.40, 10,997,120.88 and 4,531,206.12

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Solution

The fourth proportional to 7,968,965.40, 10,997,120.88 and 4,531,206.12 is: 6,253,035.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968,965.40 : 10,997,120.88 = 4,531,206.12 : x
  2. Step 2: Convert to fraction form
    7,968,965.40/10,997,120.88 = 4,531,206.12/x
  3. Step 3: Cross multiply
    7,968,965.40x = 10,997,120.88 × 4,531,206.12
  4. Step 4: Simplify right side
    7,968,965.40x = 49,830,221,433,835.79
  5. Step 5: Solve for x
    x = 49,830,221,433,835.79/7,968,965.40
  6. Step 6: Final answer
    x = 6,253,035.24

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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.