Home / 7,032,709.80-10,549,064.70-6,381,858.60

Finding the Fourth Proportional to 7,032,709.80, 10,549,064.70 and 6,381,858.60

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Solution

The fourth proportional to 7,032,709.80, 10,549,064.70 and 6,381,858.60 is: 9,572,787.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,032,709.80 : 10,549,064.70 = 6,381,858.60 : x
  2. Step 2: Convert to fraction form
    7,032,709.80/10,549,064.70 = 6,381,858.60/x
  3. Step 3: Cross multiply
    7,032,709.80x = 10,549,064.70 × 6,381,858.60
  4. Step 4: Simplify right side
    7,032,709.80x = 67,322,639,277,651.41
  5. Step 5: Solve for x
    x = 67,322,639,277,651.41/7,032,709.80
  6. Step 6: Final answer
    x = 9,572,787.90

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Double scale
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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.