Home / 30,521,793.70-45,782,690.55-26,411,983.30

Finding the Fourth Proportional to 30,521,793.70, 45,782,690.55 and 26,411,983.30

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Solution

The fourth proportional to 30,521,793.70, 45,782,690.55 and 26,411,983.30 is: 39,617,974.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,521,793.70 : 45,782,690.55 = 26,411,983.30 : x
  2. Step 2: Convert to fraction form
    30,521,793.70/45,782,690.55 = 26,411,983.30/x
  3. Step 3: Cross multiply
    30,521,793.70x = 45,782,690.55 × 26,411,983.30
  4. Step 4: Simplify right side
    30,521,793.70x = 1,209,211,658,235,667.75
  5. Step 5: Solve for x
    x = 1,209,211,658,235,667.75/30,521,793.70
  6. Step 6: Final answer
    x = 39,617,974.95

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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.