Home / 8,783,387.08-12,121,453.02-4,863,143.20

Finding the Fourth Proportional to 8,783,387.08, 12,121,453.02 and 4,863,143.20

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Solution

The fourth proportional to 8,783,387.08, 12,121,453.02 and 4,863,143.20 is: 6,711,347.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783,387.08 : 12,121,453.02 = 4,863,143.20 : x
  2. Step 2: Convert to fraction form
    8,783,387.08/12,121,453.02 = 4,863,143.20/x
  3. Step 3: Cross multiply
    8,783,387.08x = 12,121,453.02 × 4,863,143.20
  4. Step 4: Simplify right side
    8,783,387.08x = 58,948,361,828,332.46
  5. Step 5: Solve for x
    x = 58,948,361,828,332.46/8,783,387.08
  6. Step 6: Final answer
    x = 6,711,347.38

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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.