Home / 6,484,081.80-9,712,125.90-4,216,600.20

Finding the Fourth Proportional to 6,484,081.80, 9,712,125.90 and 4,216,600.20

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Solution

The fourth proportional to 6,484,081.80, 9,712,125.90 and 4,216,600.20 is: 6,315,798.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,484,081.80 : 9,712,125.90 = 4,216,600.20 : x
  2. Step 2: Convert to fraction form
    6,484,081.80/9,712,125.90 = 4,216,600.20/x
  3. Step 3: Cross multiply
    6,484,081.80x = 9,712,125.90 × 4,216,600.20
  4. Step 4: Simplify right side
    6,484,081.80x = 40,952,152,012,365.18
  5. Step 5: Solve for x
    x = 40,952,152,012,365.18/6,484,081.80
  6. Step 6: Final answer
    x = 6,315,798.18

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1.5x scale

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.