Home / 30,957,519.60-46,436,279.40-8,240,713.20

Finding the Fourth Proportional to 30,957,519.60, 46,436,279.40 and 8,240,713.20

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Solution

The fourth proportional to 30,957,519.60, 46,436,279.40 and 8,240,713.20 is: 12,361,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,957,519.60 : 46,436,279.40 = 8,240,713.20 : x
  2. Step 2: Convert to fraction form
    30,957,519.60/46,436,279.40 = 8,240,713.20/x
  3. Step 3: Cross multiply
    30,957,519.60x = 46,436,279.40 × 8,240,713.20
  4. Step 4: Simplify right side
    30,957,519.60x = 382,668,060,610,468.06
  5. Step 5: Solve for x
    x = 382,668,060,610,468.06/30,957,519.60
  6. Step 6: Final answer
    x = 12,361,069.80

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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.