Home / 9,781,515.10-14,672,272.65-5,997,130.30

Finding the Fourth Proportional to 9,781,515.10, 14,672,272.65 and 5,997,130.30

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Solution

The fourth proportional to 9,781,515.10, 14,672,272.65 and 5,997,130.30 is: 8,995,695.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,781,515.10 : 14,672,272.65 = 5,997,130.30 : x
  2. Step 2: Convert to fraction form
    9,781,515.10/14,672,272.65 = 5,997,130.30/x
  3. Step 3: Cross multiply
    9,781,515.10x = 14,672,272.65 × 5,997,130.30
  4. Step 4: Simplify right side
    9,781,515.10x = 87,991,530,879,176.30
  5. Step 5: Solve for x
    x = 87,991,530,879,176.30/9,781,515.10
  6. Step 6: Final answer
    x = 8,995,695.45

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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.