Home / 6,440,081.64-8,888,155.14-4,154,889.96

Finding the Fourth Proportional to 6,440,081.64, 8,888,155.14 and 4,154,889.96

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Solution

The fourth proportional to 6,440,081.64, 8,888,155.14 and 4,154,889.96 is: 5,734,291.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,440,081.64 : 8,888,155.14 = 4,154,889.96 : x
  2. Step 2: Convert to fraction form
    6,440,081.64/8,888,155.14 = 4,154,889.96/x
  3. Step 3: Cross multiply
    6,440,081.64x = 8,888,155.14 × 4,154,889.96
  4. Step 4: Simplify right side
    6,440,081.64x = 36,929,306,554,108.40
  5. Step 5: Solve for x
    x = 36,929,306,554,108.40/6,440,081.64
  6. Step 6: Final answer
    x = 5,734,291.68

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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.