Home / 8,783,373.80-12,121,434.69-4,863,129.92

Finding the Fourth Proportional to 8,783,373.80, 12,121,434.69 and 4,863,129.92

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Solution

The fourth proportional to 8,783,373.80, 12,121,434.69 and 4,863,129.92 is: 6,711,329.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783,373.80 : 12,121,434.69 = 4,863,129.92 : x
  2. Step 2: Convert to fraction form
    8,783,373.80/12,121,434.69 = 4,863,129.92/x
  3. Step 3: Cross multiply
    8,783,373.80x = 12,121,434.69 × 4,863,129.92
  4. Step 4: Simplify right side
    8,783,373.80x = 58,948,111,714,264.92
  5. Step 5: Solve for x
    x = 58,948,111,714,264.92/8,783,373.80
  6. Step 6: Final answer
    x = 6,711,329.05

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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.