Home / 17,387,814.20-26,056,838.10-12,062,809.40

Finding the Fourth Proportional to 17,387,814.20, 26,056,838.10 and 12,062,809.40

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Solution

The fourth proportional to 17,387,814.20, 26,056,838.10 and 12,062,809.40 is: 18,076,951.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387,814.20 : 26,056,838.10 = 12,062,809.40 : x
  2. Step 2: Convert to fraction form
    17,387,814.20/26,056,838.10 = 12,062,809.40/x
  3. Step 3: Cross multiply
    17,387,814.20x = 26,056,838.10 × 12,062,809.40
  4. Step 4: Simplify right side
    17,387,814.20x = 314,318,671,566,958.19
  5. Step 5: Solve for x
    x = 314,318,671,566,958.19/17,387,814.20
  6. Step 6: Final answer
    x = 18,076,951.36

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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.