Home / 12,180,103.05-16,807,899.63-6,952,903.53

Finding the Fourth Proportional to 12,180,103.05, 16,807,899.63 and 6,952,903.53

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Solution

The fourth proportional to 12,180,103.05, 16,807,899.63 and 6,952,903.53 is: 9,594,640.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,180,103.05 : 16,807,899.63 = 6,952,903.53 : x
  2. Step 2: Convert to fraction form
    12,180,103.05/16,807,899.63 = 6,952,903.53/x
  3. Step 3: Cross multiply
    12,180,103.05x = 16,807,899.63 × 6,952,903.53
  4. Step 4: Simplify right side
    12,180,103.05x = 116,863,704,669,312.69
  5. Step 5: Solve for x
    x = 116,863,704,669,312.69/12,180,103.05
  6. Step 6: Final answer
    x = 9,594,640.06

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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.