Home / 8,783,384.07-12,121,448.88-4,863,140.20

Finding the Fourth Proportional to 8,783,384.07, 12,121,448.88 and 4,863,140.20

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Solution

The fourth proportional to 8,783,384.07, 12,121,448.88 and 4,863,140.20 is: 6,711,343.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783,384.07 : 12,121,448.88 = 4,863,140.20 : x
  2. Step 2: Convert to fraction form
    8,783,384.07/12,121,448.88 = 4,863,140.20/x
  3. Step 3: Cross multiply
    8,783,384.07x = 12,121,448.88 × 4,863,140.20
  4. Step 4: Simplify right side
    8,783,384.07x = 58,948,305,363,961.55
  5. Step 5: Solve for x
    x = 58,948,305,363,961.55/8,783,384.07
  6. Step 6: Final answer
    x = 6,711,343.24

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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.