Home / 13,163,575.80-19,745,363.70-5,989,122.30

Finding the Fourth Proportional to 13,163,575.80, 19,745,363.70 and 5,989,122.30

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Solution

The fourth proportional to 13,163,575.80, 19,745,363.70 and 5,989,122.30 is: 8,983,683.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,163,575.80 : 19,745,363.70 = 5,989,122.30 : x
  2. Step 2: Convert to fraction form
    13,163,575.80/19,745,363.70 = 5,989,122.30/x
  3. Step 3: Cross multiply
    13,163,575.80x = 19,745,363.70 × 5,989,122.30
  4. Step 4: Simplify right side
    13,163,575.80x = 118,257,398,057,280.50
  5. Step 5: Solve for x
    x = 118,257,398,057,280.50/13,163,575.80
  6. Step 6: Final answer
    x = 8,983,683.45

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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.