Home / 8,007,466.40-12,011,199.60-7,932,816.80

Finding the Fourth Proportional to 8,007,466.40, 12,011,199.60 and 7,932,816.80

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Solution

The fourth proportional to 8,007,466.40, 12,011,199.60 and 7,932,816.80 is: 11,899,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007,466.40 : 12,011,199.60 = 7,932,816.80 : x
  2. Step 2: Convert to fraction form
    8,007,466.40/12,011,199.60 = 7,932,816.80/x
  3. Step 3: Cross multiply
    8,007,466.40x = 12,011,199.60 × 7,932,816.80
  4. Step 4: Simplify right side
    8,007,466.40x = 95,282,645,975,033.28
  5. Step 5: Solve for x
    x = 95,282,645,975,033.28/8,007,466.40
  6. Step 6: Final answer
    x = 11,899,225.20

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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.