Home / 18,153,903.60-27,230,855.40-16,169,857.20

Finding the Fourth Proportional to 18,153,903.60, 27,230,855.40 and 16,169,857.20

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Solution

The fourth proportional to 18,153,903.60, 27,230,855.40 and 16,169,857.20 is: 24,254,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153,903.60 : 27,230,855.40 = 16,169,857.20 : x
  2. Step 2: Convert to fraction form
    18,153,903.60/27,230,855.40 = 16,169,857.20/x
  3. Step 3: Cross multiply
    18,153,903.60x = 27,230,855.40 × 16,169,857.20
  4. Step 4: Simplify right side
    18,153,903.60x = 440,319,043,251,848.81
  5. Step 5: Solve for x
    x = 440,319,043,251,848.81/18,153,903.60
  6. Step 6: Final answer
    x = 24,254,785.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.