Home / 28,289,813.86-39,040,294.85-17,126,161.70

Finding the Fourth Proportional to 28,289,813.86, 39,040,294.85 and 17,126,161.70

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Solution

The fourth proportional to 28,289,813.86, 39,040,294.85 and 17,126,161.70 is: 23,634,316.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,289,813.86 : 39,040,294.85 = 17,126,161.70 : x
  2. Step 2: Convert to fraction form
    28,289,813.86/39,040,294.85 = 17,126,161.70/x
  3. Step 3: Cross multiply
    28,289,813.86x = 39,040,294.85 × 17,126,161.70
  4. Step 4: Simplify right side
    28,289,813.86x = 668,610,402,200,168.12
  5. Step 5: Solve for x
    x = 668,610,402,200,168.12/28,289,813.86
  6. Step 6: Final answer
    x = 23,634,316.06

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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.