Home / 7,884,233.60-11,809,761.60-6,557,129.60

Finding the Fourth Proportional to 7,884,233.60, 11,809,761.60 and 6,557,129.60

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Solution

The fourth proportional to 7,884,233.60, 11,809,761.60 and 6,557,129.60 is: 9,821,897.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,233.60 : 11,809,761.60 = 6,557,129.60 : x
  2. Step 2: Convert to fraction form
    7,884,233.60/11,809,761.60 = 6,557,129.60/x
  3. Step 3: Cross multiply
    7,884,233.60x = 11,809,761.60 × 6,557,129.60
  4. Step 4: Simplify right side
    7,884,233.60x = 77,438,137,356,303.36
  5. Step 5: Solve for x
    x = 77,438,137,356,303.36/7,884,233.60
  6. Step 6: Final answer
    x = 9,821,897.89

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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.