Home / 8,183,048.40-12,282,008.40-4,142,347.20

Finding the Fourth Proportional to 8,183,048.40, 12,282,008.40 and 4,142,347.20

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Solution

The fourth proportional to 8,183,048.40, 12,282,008.40 and 4,142,347.20 is: 6,217,284.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183,048.40 : 12,282,008.40 = 4,142,347.20 : x
  2. Step 2: Convert to fraction form
    8,183,048.40/12,282,008.40 = 4,142,347.20/x
  3. Step 3: Cross multiply
    8,183,048.40x = 12,282,008.40 × 4,142,347.20
  4. Step 4: Simplify right side
    8,183,048.40x = 50,876,343,106,116.48
  5. Step 5: Solve for x
    x = 50,876,343,106,116.48/8,183,048.40
  6. Step 6: Final answer
    x = 6,217,284.88

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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.