Home / 28,997,238.85-40,017,626.12-17,987,535.86

Finding the Fourth Proportional to 28,997,238.85, 40,017,626.12 and 17,987,535.86

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Solution

The fourth proportional to 28,997,238.85, 40,017,626.12 and 17,987,535.86 is: 24,823,690.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,997,238.85 : 40,017,626.12 = 17,987,535.86 : x
  2. Step 2: Convert to fraction form
    28,997,238.85/40,017,626.12 = 17,987,535.86/x
  3. Step 3: Cross multiply
    28,997,238.85x = 40,017,626.12 × 17,987,535.86
  4. Step 4: Simplify right side
    28,997,238.85x = 719,818,484,834,372.62
  5. Step 5: Solve for x
    x = 719,818,484,834,372.62/28,997,238.85
  6. Step 6: Final answer
    x = 24,823,690.58

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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.