Home / 19,384,601.60-29,076,902.40-19,251,891.20

Finding the Fourth Proportional to 19,384,601.60, 29,076,902.40 and 19,251,891.20

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Solution

The fourth proportional to 19,384,601.60, 29,076,902.40 and 19,251,891.20 is: 28,877,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,384,601.60 : 29,076,902.40 = 19,251,891.20 : x
  2. Step 2: Convert to fraction form
    19,384,601.60/29,076,902.40 = 19,251,891.20/x
  3. Step 3: Cross multiply
    19,384,601.60x = 29,076,902.40 × 19,251,891.20
  4. Step 4: Simplify right side
    19,384,601.60x = 559,785,361,437,818.81
  5. Step 5: Solve for x
    x = 559,785,361,437,818.81/19,384,601.60
  6. Step 6: Final answer
    x = 28,877,836.80

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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.