Home / 30,830,596.40-46,245,894.60-18,065,514.80

Finding the Fourth Proportional to 30,830,596.40, 46,245,894.60 and 18,065,514.80

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Solution

The fourth proportional to 30,830,596.40, 46,245,894.60 and 18,065,514.80 is: 27,098,272.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,830,596.40 : 46,245,894.60 = 18,065,514.80 : x
  2. Step 2: Convert to fraction form
    30,830,596.40/46,245,894.60 = 18,065,514.80/x
  3. Step 3: Cross multiply
    30,830,596.40x = 46,245,894.60 × 18,065,514.80
  4. Step 4: Simplify right side
    30,830,596.40x = 835,455,893,335,540.12
  5. Step 5: Solve for x
    x = 835,455,893,335,540.12/30,830,596.40
  6. Step 6: Final answer
    x = 27,098,272.20

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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.