Home / 57,064,043.72-78,748,371.06-32,618,282.60

Finding the Fourth Proportional to 57,064,043.72, 78,748,371.06 and 32,618,282.60

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Solution

The fourth proportional to 57,064,043.72, 78,748,371.06 and 32,618,282.60 is: 45,013,224.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,064,043.72 : 78,748,371.06 = 32,618,282.60 : x
  2. Step 2: Convert to fraction form
    57,064,043.72/78,748,371.06 = 32,618,282.60/x
  3. Step 3: Cross multiply
    57,064,043.72x = 78,748,371.06 × 32,618,282.60
  4. Step 4: Simplify right side
    57,064,043.72x = 2,568,636,621,524,742
  5. Step 5: Solve for x
    x = 2,568,636,621,524,742/57,064,043.72
  6. Step 6: Final answer
    x = 45,013,224.69

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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.