Home / 6,484,082.80-9,712,127.40-4,216,601.20

Finding the Fourth Proportional to 6,484,082.80, 9,712,127.40 and 4,216,601.20

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Solution

The fourth proportional to 6,484,082.80, 9,712,127.40 and 4,216,601.20 is: 6,315,799.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,484,082.80 : 9,712,127.40 = 4,216,601.20 : x
  2. Step 2: Convert to fraction form
    6,484,082.80/9,712,127.40 = 4,216,601.20/x
  3. Step 3: Cross multiply
    6,484,082.80x = 9,712,127.40 × 4,216,601.20
  4. Step 4: Simplify right side
    6,484,082.80x = 40,952,168,049,392.88
  5. Step 5: Solve for x
    x = 40,952,168,049,392.88/6,484,082.80
  6. Step 6: Final answer
    x = 6,315,799.68

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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.