Home / 30,957,523.60-46,436,285.40-8,240,717.20

Finding the Fourth Proportional to 30,957,523.60, 46,436,285.40 and 8,240,717.20

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Solution

The fourth proportional to 30,957,523.60, 46,436,285.40 and 8,240,717.20 is: 12,361,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,957,523.60 : 46,436,285.40 = 8,240,717.20 : x
  2. Step 2: Convert to fraction form
    30,957,523.60/46,436,285.40 = 8,240,717.20/x
  3. Step 3: Cross multiply
    30,957,523.60x = 46,436,285.40 × 8,240,717.20
  4. Step 4: Simplify right side
    30,957,523.60x = 382,668,295,799,888.88
  5. Step 5: Solve for x
    x = 382,668,295,799,888.88/30,957,523.60
  6. Step 6: Final answer
    x = 12,361,075.80

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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.