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Finding the Third Proportional to 10,989,432 and 16,154,879.63

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Solution

The third proportional to 10,989,432 and 16,154,879.63 is: 23,748,282.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,989,432 : 16,154,879.63 = 16,154,879.63 : x
  2. Step 2: Convert to fraction form
    10,989,432/16,154,879.63 = 16,154,879.63/x
  3. Step 3: Cross multiply
    10,989,432x = 16,154,879.63 × 16,154,879.63
  4. Step 4: Simplify right side
    10,989,432x = 260,980,135,698,240.12
  5. Step 5: Solve for x
    x = 260,980,135,698,240.12/10,989,432
  6. Step 6: Final answer
    x = 23,748,282.50

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.