Home / 30,888,225.20-46,332,337.80-7,859,115.20

Finding the Fourth Proportional to 30,888,225.20, 46,332,337.80 and 7,859,115.20

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Solution

The fourth proportional to 30,888,225.20, 46,332,337.80 and 7,859,115.20 is: 11,788,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,888,225.20 : 46,332,337.80 = 7,859,115.20 : x
  2. Step 2: Convert to fraction form
    30,888,225.20/46,332,337.80 = 7,859,115.20/x
  3. Step 3: Cross multiply
    30,888,225.20x = 46,332,337.80 × 7,859,115.20
  4. Step 4: Simplify right side
    30,888,225.20x = 364,131,180,255,514.56
  5. Step 5: Solve for x
    x = 364,131,180,255,514.56/30,888,225.20
  6. Step 6: Final answer
    x = 11,788,672.80

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1.5x scale

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.