Home / 8,845,924.09-12,207,768.02-4,978,695.73

Finding the Fourth Proportional to 8,845,924.09, 12,207,768.02 and 4,978,695.73

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Solution

The fourth proportional to 8,845,924.09, 12,207,768.02 and 4,978,695.73 is: 6,870,821.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845,924.09 : 12,207,768.02 = 4,978,695.73 : x
  2. Step 2: Convert to fraction form
    8,845,924.09/12,207,768.02 = 4,978,695.73/x
  3. Step 3: Cross multiply
    8,845,924.09x = 12,207,768.02 × 4,978,695.73
  4. Step 4: Simplify right side
    8,845,924.09x = 60,778,762,514,004.55
  5. Step 5: Solve for x
    x = 60,778,762,514,004.55/8,845,924.09
  6. Step 6: Final answer
    x = 6,870,821.17

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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.