Home / 22,628,214.84-31,230,226.99-12,706,211.37

Finding the Fourth Proportional to 22,628,214.84, 31,230,226.99 and 12,706,211.37

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Solution

The fourth proportional to 22,628,214.84, 31,230,226.99 and 12,706,211.37 is: 17,536,419.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,628,214.84 : 31,230,226.99 = 12,706,211.37 : x
  2. Step 2: Convert to fraction form
    22,628,214.84/31,230,226.99 = 12,706,211.37/x
  3. Step 3: Cross multiply
    22,628,214.84x = 31,230,226.99 × 12,706,211.37
  4. Step 4: Simplify right side
    22,628,214.84x = 396,817,865,268,018.81
  5. Step 5: Solve for x
    x = 396,817,865,268,018.81/22,628,214.84
  6. Step 6: Final answer
    x = 17,536,419.38

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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.