Home / 30,380,230.08-41,924,779.20-16,630,071.84

Finding the Fourth Proportional to 30,380,230.08, 41,924,779.20 and 16,630,071.84

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Solution

The fourth proportional to 30,380,230.08, 41,924,779.20 and 16,630,071.84 is: 22,949,532.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,380,230.08 : 41,924,779.20 = 16,630,071.84 : x
  2. Step 2: Convert to fraction form
    30,380,230.08/41,924,779.20 = 16,630,071.84/x
  3. Step 3: Cross multiply
    30,380,230.08x = 41,924,779.20 × 16,630,071.84
  4. Step 4: Simplify right side
    30,380,230.08x = 697,212,089,972,137.75
  5. Step 5: Solve for x
    x = 697,212,089,972,137.75/30,380,230.08
  6. Step 6: Final answer
    x = 22,949,532.91

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.