Home / 22,157,497.40-30,582,448.26-12,993,092.60

Finding the Fourth Proportional to 22,157,497.40, 30,582,448.26 and 12,993,092.60

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Solution

The fourth proportional to 22,157,497.40, 30,582,448.26 and 12,993,092.60 is: 17,933,459.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,157,497.40 : 30,582,448.26 = 12,993,092.60 : x
  2. Step 2: Convert to fraction form
    22,157,497.40/30,582,448.26 = 12,993,092.60/x
  3. Step 3: Cross multiply
    22,157,497.40x = 30,582,448.26 × 12,993,092.60
  4. Step 4: Simplify right side
    22,157,497.40x = 397,360,582,176,888.88
  5. Step 5: Solve for x
    x = 397,360,582,176,888.88/22,157,497.40
  6. Step 6: Final answer
    x = 17,933,459.50

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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.