Home / 29,216,722.78-40,315,594.59-16,162,213.60

Finding the Fourth Proportional to 29,216,722.78, 40,315,594.59 and 16,162,213.60

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Solution

The fourth proportional to 29,216,722.78, 40,315,594.59 and 16,162,213.60 is: 22,301,928.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,216,722.78 : 40,315,594.59 = 16,162,213.60 : x
  2. Step 2: Convert to fraction form
    29,216,722.78/40,315,594.59 = 16,162,213.60/x
  3. Step 3: Cross multiply
    29,216,722.78x = 40,315,594.59 × 16,162,213.60
  4. Step 4: Simplify right side
    29,216,722.78x = 651,589,251,224,979
  5. Step 5: Solve for x
    x = 651,589,251,224,979/29,216,722.78
  6. Step 6: Final answer
    x = 22,301,928.12

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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.