Home / 17,387,837.20-26,056,872.60-12,062,832.40

Finding the Fourth Proportional to 17,387,837.20, 26,056,872.60 and 12,062,832.40

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Solution

The fourth proportional to 17,387,837.20, 26,056,872.60 and 12,062,832.40 is: 18,076,985.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387,837.20 : 26,056,872.60 = 12,062,832.40 : x
  2. Step 2: Convert to fraction form
    17,387,837.20/26,056,872.60 = 12,062,832.40/x
  3. Step 3: Cross multiply
    17,387,837.20x = 26,056,872.60 × 12,062,832.40
  4. Step 4: Simplify right side
    17,387,837.20x = 314,319,687,041,952.25
  5. Step 5: Solve for x
    x = 314,319,687,041,952.25/17,387,837.20
  6. Step 6: Final answer
    x = 18,076,985.85

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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.