Home / 12,997,246.03-17,937,403.10-7,196,027.86

Finding the Fourth Proportional to 12,997,246.03, 17,937,403.10 and 7,196,027.86

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Solution

The fourth proportional to 12,997,246.03, 17,937,403.10 and 7,196,027.86 is: 9,931,184.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,997,246.03 : 17,937,403.10 = 7,196,027.86 : x
  2. Step 2: Convert to fraction form
    12,997,246.03/17,937,403.10 = 7,196,027.86/x
  3. Step 3: Cross multiply
    12,997,246.03x = 17,937,403.10 × 7,196,027.86
  4. Step 4: Simplify right side
    12,997,246.03x = 129,078,052,443,650.38
  5. Step 5: Solve for x
    x = 129,078,052,443,650.38/12,997,246.03
  6. Step 6: Final answer
    x = 9,931,184.82

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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.