Home / 12,473,072.27-18,706,360.71-5,280,904.07

Finding the Fourth Proportional to 12,473,072.27, 18,706,360.71 and 5,280,904.07

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Solution

The fourth proportional to 12,473,072.27, 18,706,360.71 and 5,280,904.07 is: 7,919,981.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473,072.27 : 18,706,360.71 = 5,280,904.07 : x
  2. Step 2: Convert to fraction form
    12,473,072.27/18,706,360.71 = 5,280,904.07/x
  3. Step 3: Cross multiply
    12,473,072.27x = 18,706,360.71 × 5,280,904.07
  4. Step 4: Simplify right side
    12,473,072.27x = 98,786,496,408,327.09
  5. Step 5: Solve for x
    x = 98,786,496,408,327.09/12,473,072.27
  6. Step 6: Final answer
    x = 7,919,981.08

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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.