Home / 17,387,840.20-26,056,877.10-12,062,835.40

Finding the Fourth Proportional to 17,387,840.20, 26,056,877.10 and 12,062,835.40

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Solution

The fourth proportional to 17,387,840.20, 26,056,877.10 and 12,062,835.40 is: 18,076,990.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387,840.20 : 26,056,877.10 = 12,062,835.40 : x
  2. Step 2: Convert to fraction form
    17,387,840.20/26,056,877.10 = 12,062,835.40/x
  3. Step 3: Cross multiply
    17,387,840.20x = 26,056,877.10 × 12,062,835.40
  4. Step 4: Simplify right side
    17,387,840.20x = 314,319,819,495,329.38
  5. Step 5: Solve for x
    x = 314,319,819,495,329.38/17,387,840.20
  6. Step 6: Final answer
    x = 18,076,990.35

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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.