Home / 7,763,140.40-11,644,710.60-3,984,004.40

Finding the Fourth Proportional to 7,763,140.40, 11,644,710.60 and 3,984,004.40

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Solution

The fourth proportional to 7,763,140.40, 11,644,710.60 and 3,984,004.40 is: 5,976,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,763,140.40 : 11,644,710.60 = 3,984,004.40 : x
  2. Step 2: Convert to fraction form
    7,763,140.40/11,644,710.60 = 3,984,004.40/x
  3. Step 3: Cross multiply
    7,763,140.40x = 11,644,710.60 × 3,984,004.40
  4. Step 4: Simplify right side
    7,763,140.40x = 46,392,578,267,126.64
  5. Step 5: Solve for x
    x = 46,392,578,267,126.64/7,763,140.40
  6. Step 6: Final answer
    x = 5,976,006.60

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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.