Home / 8,840,831.86-12,200,619.23-4,920,805.76

Finding the Fourth Proportional to 8,840,831.86, 12,200,619.23 and 4,920,805.76

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Solution

The fourth proportional to 8,840,831.86, 12,200,619.23 and 4,920,805.76 is: 6,790,862.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840,831.86 : 12,200,619.23 = 4,920,805.76 : x
  2. Step 2: Convert to fraction form
    8,840,831.86/12,200,619.23 = 4,920,805.76/x
  3. Step 3: Cross multiply
    8,840,831.86x = 12,200,619.23 × 4,920,805.76
  4. Step 4: Simplify right side
    8,840,831.86x = 60,036,877,382,550.77
  5. Step 5: Solve for x
    x = 60,036,877,382,550.77/8,840,831.86
  6. Step 6: Final answer
    x = 6,790,862.93

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1.5x scale

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.