Home / 12,997,245.03-17,937,401.72-7,196,026.86

Finding the Fourth Proportional to 12,997,245.03, 17,937,401.72 and 7,196,026.86

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Solution

The fourth proportional to 12,997,245.03, 17,937,401.72 and 7,196,026.86 is: 9,931,183.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,997,245.03 : 17,937,401.72 = 7,196,026.86 : x
  2. Step 2: Convert to fraction form
    12,997,245.03/17,937,401.72 = 7,196,026.86/x
  3. Step 3: Cross multiply
    12,997,245.03x = 17,937,401.72 × 7,196,026.86
  4. Step 4: Simplify right side
    12,997,245.03x = 129,078,024,539,750.06
  5. Step 5: Solve for x
    x = 129,078,024,539,750.06/12,997,245.03
  6. Step 6: Final answer
    x = 9,931,183.43

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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.