Home / 17,760,004.80-26,640,007.20-6,401,601.60

Finding the Fourth Proportional to 17,760,004.80, 26,640,007.20 and 6,401,601.60

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Solution

The fourth proportional to 17,760,004.80, 26,640,007.20 and 6,401,601.60 is: 9,602,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,760,004.80 : 26,640,007.20 = 6,401,601.60 : x
  2. Step 2: Convert to fraction form
    17,760,004.80/26,640,007.20 = 6,401,601.60/x
  3. Step 3: Cross multiply
    17,760,004.80x = 26,640,007.20 × 6,401,601.60
  4. Step 4: Simplify right side
    17,760,004.80x = 170,538,712,715,531.50
  5. Step 5: Solve for x
    x = 170,538,712,715,531.50/17,760,004.80
  6. Step 6: Final answer
    x = 9,602,402.40

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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.