Home / 9,173,701.83-12,658,959.77-5,401,168.47

Finding the Fourth Proportional to 9,173,701.83, 12,658,959.77 and 5,401,168.47

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Solution

The fourth proportional to 9,173,701.83, 12,658,959.77 and 5,401,168.47 is: 7,453,171.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173,701.83 : 12,658,959.77 = 5,401,168.47 : x
  2. Step 2: Convert to fraction form
    9,173,701.83/12,658,959.77 = 5,401,168.47/x
  3. Step 3: Cross multiply
    9,173,701.83x = 12,658,959.77 × 5,401,168.47
  4. Step 4: Simplify right side
    9,173,701.83x = 68,373,174,372,722.45
  5. Step 5: Solve for x
    x = 68,373,174,372,722.45/9,173,701.83
  6. Step 6: Final answer
    x = 7,453,171.65

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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.