Home / 12,484,822.80-18,727,234.20-3,966,020.40

Finding the Fourth Proportional to 12,484,822.80, 18,727,234.20 and 3,966,020.40

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Solution

The fourth proportional to 12,484,822.80, 18,727,234.20 and 3,966,020.40 is: 5,949,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484,822.80 : 18,727,234.20 = 3,966,020.40 : x
  2. Step 2: Convert to fraction form
    12,484,822.80/18,727,234.20 = 3,966,020.40/x
  3. Step 3: Cross multiply
    12,484,822.80x = 18,727,234.20 × 3,966,020.40
  4. Step 4: Simplify right side
    12,484,822.80x = 74,272,592,872,777.67
  5. Step 5: Solve for x
    x = 74,272,592,872,777.67/12,484,822.80
  6. Step 6: Final answer
    x = 5,949,030.60

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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.