Home / 30,957,520.60-46,436,280.90-8,240,714.20

Finding the Fourth Proportional to 30,957,520.60, 46,436,280.90 and 8,240,714.20

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Solution

The fourth proportional to 30,957,520.60, 46,436,280.90 and 8,240,714.20 is: 12,361,071.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,957,520.60 : 46,436,280.90 = 8,240,714.20 : x
  2. Step 2: Convert to fraction form
    30,957,520.60/46,436,280.90 = 8,240,714.20/x
  3. Step 3: Cross multiply
    30,957,520.60x = 46,436,280.90 × 8,240,714.20
  4. Step 4: Simplify right side
    30,957,520.60x = 382,668,119,407,818.75
  5. Step 5: Solve for x
    x = 382,668,119,407,818.75/30,957,520.60
  6. Step 6: Final answer
    x = 12,361,071.30

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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.