Home / 6,686,455.10-10,029,682.65-4,293,002.30

Finding the Fourth Proportional to 6,686,455.10, 10,029,682.65 and 4,293,002.30

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Solution

The fourth proportional to 6,686,455.10, 10,029,682.65 and 4,293,002.30 is: 6,439,503.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686,455.10 : 10,029,682.65 = 4,293,002.30 : x
  2. Step 2: Convert to fraction form
    6,686,455.10/10,029,682.65 = 4,293,002.30/x
  3. Step 3: Cross multiply
    6,686,455.10x = 10,029,682.65 × 4,293,002.30
  4. Step 4: Simplify right side
    6,686,455.10x = 43,057,450,684,720.09
  5. Step 5: Solve for x
    x = 43,057,450,684,720.09/6,686,455.10
  6. Step 6: Final answer
    x = 6,439,503.45

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Similar ratio
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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.