Home / 22,022,117.40-30,389,492.70-12,233,191.80

Finding the Fourth Proportional to 22,022,117.40, 30,389,492.70 and 12,233,191.80

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Solution

The fourth proportional to 22,022,117.40, 30,389,492.70 and 12,233,191.80 is: 16,881,232.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,022,117.40 : 30,389,492.70 = 12,233,191.80 : x
  2. Step 2: Convert to fraction form
    22,022,117.40/30,389,492.70 = 12,233,191.80/x
  3. Step 3: Cross multiply
    22,022,117.40x = 30,389,492.70 × 12,233,191.80
  4. Step 4: Simplify right side
    22,022,117.40x = 371,760,492,903,799.88
  5. Step 5: Solve for x
    x = 371,760,492,903,799.88/22,022,117.40
  6. Step 6: Final answer
    x = 16,881,232.91

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Double scale
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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.