Home / 7,086,670.20-10,630,005.30-4,921,831.80

Finding the Fourth Proportional to 7,086,670.20, 10,630,005.30 and 4,921,831.80

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Solution

The fourth proportional to 7,086,670.20, 10,630,005.30 and 4,921,831.80 is: 7,382,747.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,086,670.20 : 10,630,005.30 = 4,921,831.80 : x
  2. Step 2: Convert to fraction form
    7,086,670.20/10,630,005.30 = 4,921,831.80/x
  3. Step 3: Cross multiply
    7,086,670.20x = 10,630,005.30 × 4,921,831.80
  4. Step 4: Simplify right side
    7,086,670.20x = 52,319,098,119,708.54
  5. Step 5: Solve for x
    x = 52,319,098,119,708.54/7,086,670.20
  6. Step 6: Final answer
    x = 7,382,747.70

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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.