Home / 6,318,007.60-9,477,011.40-5,184,266.80

Finding the Fourth Proportional to 6,318,007.60, 9,477,011.40 and 5,184,266.80

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Solution

The fourth proportional to 6,318,007.60, 9,477,011.40 and 5,184,266.80 is: 7,776,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318,007.60 : 9,477,011.40 = 5,184,266.80 : x
  2. Step 2: Convert to fraction form
    6,318,007.60/9,477,011.40 = 5,184,266.80/x
  3. Step 3: Cross multiply
    6,318,007.60x = 9,477,011.40 × 5,184,266.80
  4. Step 4: Simplify right side
    6,318,007.60x = 49,131,355,564,241.52
  5. Step 5: Solve for x
    x = 49,131,355,564,241.52/6,318,007.60
  6. Step 6: Final answer
    x = 7,776,400.20

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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.