Home / 12,473,072.02-18,706,360.33-5,280,903.82

Finding the Fourth Proportional to 12,473,072.02, 18,706,360.33 and 5,280,903.82

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Solution

The fourth proportional to 12,473,072.02, 18,706,360.33 and 5,280,903.82 is: 7,919,980.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473,072.02 : 18,706,360.33 = 5,280,903.82 : x
  2. Step 2: Convert to fraction form
    12,473,072.02/18,706,360.33 = 5,280,903.82/x
  3. Step 3: Cross multiply
    12,473,072.02x = 18,706,360.33 × 5,280,903.82
  4. Step 4: Simplify right side
    12,473,072.02x = 98,786,489,665,025.30
  5. Step 5: Solve for x
    x = 98,786,489,665,025.30/12,473,072.02
  6. Step 6: Final answer
    x = 7,919,980.70

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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.