Home / 12,576,099.40-18,864,149.10-4,492,947.40

Finding the Fourth Proportional to 12,576,099.40, 18,864,149.10 and 4,492,947.40

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Solution

The fourth proportional to 12,576,099.40, 18,864,149.10 and 4,492,947.40 is: 6,739,421.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,576,099.40 : 18,864,149.10 = 4,492,947.40 : x
  2. Step 2: Convert to fraction form
    12,576,099.40/18,864,149.10 = 4,492,947.40/x
  3. Step 3: Cross multiply
    12,576,099.40x = 18,864,149.10 × 4,492,947.40
  4. Step 4: Simplify right side
    12,576,099.40x = 84,755,629,652,057.36
  5. Step 5: Solve for x
    x = 84,755,629,652,057.36/12,576,099.40
  6. Step 6: Final answer
    x = 6,739,421.10

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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.