Home / 19,180,170.73-28,772,180.66-5,533,655.23

Finding the Fourth Proportional to 19,180,170.73, 28,772,180.66 and 5,533,655.23

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Solution

The fourth proportional to 19,180,170.73, 28,772,180.66 and 5,533,655.23 is: 8,301,038.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,180,170.73 : 28,772,180.66 = 5,533,655.23 : x
  2. Step 2: Convert to fraction form
    19,180,170.73/28,772,180.66 = 5,533,655.23/x
  3. Step 3: Cross multiply
    19,180,170.73x = 28,772,180.66 × 5,533,655.23
  4. Step 4: Simplify right side
    19,180,170.73x = 159,215,328,006,380.88
  5. Step 5: Solve for x
    x = 159,215,328,006,380.88/19,180,170.73
  6. Step 6: Final answer
    x = 8,301,038.10

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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.