Home / 19,384,091.40-29,076,137.10-6,619,009.80

Finding the Fourth Proportional to 19,384,091.40, 29,076,137.10 and 6,619,009.80

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Solution

The fourth proportional to 19,384,091.40, 29,076,137.10 and 6,619,009.80 is: 9,928,514.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,384,091.40 : 29,076,137.10 = 6,619,009.80 : x
  2. Step 2: Convert to fraction form
    19,384,091.40/29,076,137.10 = 6,619,009.80/x
  3. Step 3: Cross multiply
    19,384,091.40x = 29,076,137.10 × 6,619,009.80
  4. Step 4: Simplify right side
    19,384,091.40x = 192,455,236,411,043.59
  5. Step 5: Solve for x
    x = 192,455,236,411,043.59/19,384,091.40
  6. Step 6: Final answer
    x = 9,928,514.70

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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.