Home / 16,999,515.36-23,458,646.52-9,264,391.20

Finding the Fourth Proportional to 16,999,515.36, 23,458,646.52 and 9,264,391.20

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Solution

The fourth proportional to 16,999,515.36, 23,458,646.52 and 9,264,391.20 is: 12,784,486.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,999,515.36 : 23,458,646.52 = 9,264,391.20 : x
  2. Step 2: Convert to fraction form
    16,999,515.36/23,458,646.52 = 9,264,391.20/x
  3. Step 3: Cross multiply
    16,999,515.36x = 23,458,646.52 × 9,264,391.20
  4. Step 4: Simplify right side
    16,999,515.36x = 217,330,078,383,798.59
  5. Step 5: Solve for x
    x = 217,330,078,383,798.59/16,999,515.36
  6. Step 6: Final answer
    x = 12,784,486.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.