Home / 22,459,489.40-30,994,188.20-12,146,212.28

Finding the Fourth Proportional to 22,459,489.40, 30,994,188.20 and 12,146,212.28

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Solution

The fourth proportional to 22,459,489.40, 30,994,188.20 and 12,146,212.28 is: 16,761,823.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,459,489.40 : 30,994,188.20 = 12,146,212.28 : x
  2. Step 2: Convert to fraction form
    22,459,489.40/30,994,188.20 = 12,146,212.28/x
  3. Step 3: Cross multiply
    22,459,489.40x = 30,994,188.20 × 12,146,212.28
  4. Step 4: Simplify right side
    22,459,489.40x = 376,461,989,107,769.12
  5. Step 5: Solve for x
    x = 376,461,989,107,769.12/22,459,489.40
  6. Step 6: Final answer
    x = 16,761,823.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.