Home / 7,879,128.54-10,873,363.75-4,441,368.66

Finding the Fourth Proportional to 7,879,128.54, 10,873,363.75 and 4,441,368.66

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Solution

The fourth proportional to 7,879,128.54, 10,873,363.75 and 4,441,368.66 is: 6,129,182.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,879,128.54 : 10,873,363.75 = 4,441,368.66 : x
  2. Step 2: Convert to fraction form
    7,879,128.54/10,873,363.75 = 4,441,368.66/x
  3. Step 3: Cross multiply
    7,879,128.54x = 10,873,363.75 × 4,441,368.66
  4. Step 4: Simplify right side
    7,879,128.54x = 48,292,616,933,663.26
  5. Step 5: Solve for x
    x = 48,292,616,933,663.26/7,879,128.54
  6. Step 6: Final answer
    x = 6,129,182.53

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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.