Home / 9,342,812.80-14,014,219.20-8,775,942.40

Finding the Fourth Proportional to 9,342,812.80, 14,014,219.20 and 8,775,942.40

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Solution

The fourth proportional to 9,342,812.80, 14,014,219.20 and 8,775,942.40 is: 13,163,913.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,342,812.80 : 14,014,219.20 = 8,775,942.40 : x
  2. Step 2: Convert to fraction form
    9,342,812.80/14,014,219.20 = 8,775,942.40/x
  3. Step 3: Cross multiply
    9,342,812.80x = 14,014,219.20 × 8,775,942.40
  4. Step 4: Simplify right side
    9,342,812.80x = 122,987,980,480,174.08
  5. Step 5: Solve for x
    x = 122,987,980,480,174.08/9,342,812.80
  6. Step 6: Final answer
    x = 13,163,913.60

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Double scale
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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.