Home / 17,382,638.40-26,073,957.60-15,759,009.60

Finding the Fourth Proportional to 17,382,638.40, 26,073,957.60 and 15,759,009.60

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Solution

The fourth proportional to 17,382,638.40, 26,073,957.60 and 15,759,009.60 is: 23,638,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382,638.40 : 26,073,957.60 = 15,759,009.60 : x
  2. Step 2: Convert to fraction form
    17,382,638.40/26,073,957.60 = 15,759,009.60/x
  3. Step 3: Cross multiply
    17,382,638.40x = 26,073,957.60 × 15,759,009.60
  4. Step 4: Simplify right side
    17,382,638.40x = 410,899,748,128,393
  5. Step 5: Solve for x
    x = 410,899,748,128,393/17,382,638.40
  6. Step 6: Final answer
    x = 23,638,514.40

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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.