Home / 19,934,497.40-29,915,742.90-8,583,092.60

Finding the Fourth Proportional to 19,934,497.40, 29,915,742.90 and 8,583,092.60

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Solution

The fourth proportional to 19,934,497.40, 29,915,742.90 and 8,583,092.60 is: 12,880,665.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934,497.40 : 29,915,742.90 = 8,583,092.60 : x
  2. Step 2: Convert to fraction form
    19,934,497.40/29,915,742.90 = 8,583,092.60/x
  3. Step 3: Cross multiply
    19,934,497.40x = 29,915,742.90 × 8,583,092.60
  4. Step 4: Simplify right side
    19,934,497.40x = 256,769,591,508,492.53
  5. Step 5: Solve for x
    x = 256,769,591,508,492.53/19,934,497.40
  6. Step 6: Final answer
    x = 12,880,665.43

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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.