Home / 16,640,565.40-24,911,081.70-9,905,512.60

Finding the Fourth Proportional to 16,640,565.40, 24,911,081.70 and 9,905,512.60

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Solution

The fourth proportional to 16,640,565.40, 24,911,081.70 and 9,905,512.60 is: 14,828,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,640,565.40 : 24,911,081.70 = 9,905,512.60 : x
  2. Step 2: Convert to fraction form
    16,640,565.40/24,911,081.70 = 9,905,512.60/x
  3. Step 3: Cross multiply
    16,640,565.40x = 24,911,081.70 × 9,905,512.60
  4. Step 4: Simplify right side
    16,640,565.40x = 246,757,033,658,979.41
  5. Step 5: Solve for x
    x = 246,757,033,658,979.41/16,640,565.40
  6. Step 6: Final answer
    x = 14,828,644.80

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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.