Home / 5,184,420.40-7,776,630.60-4,890,487.60

Finding the Fourth Proportional to 5,184,420.40, 7,776,630.60 and 4,890,487.60

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Solution

The fourth proportional to 5,184,420.40, 7,776,630.60 and 4,890,487.60 is: 7,335,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,420.40 : 7,776,630.60 = 4,890,487.60 : x
  2. Step 2: Convert to fraction form
    5,184,420.40/7,776,630.60 = 4,890,487.60/x
  3. Step 3: Cross multiply
    5,184,420.40x = 7,776,630.60 × 4,890,487.60
  4. Step 4: Simplify right side
    5,184,420.40x = 38,031,515,519,080.55
  5. Step 5: Solve for x
    x = 38,031,515,519,080.55/5,184,420.40
  6. Step 6: Final answer
    x = 7,335,731.40

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Similar ratio
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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.