Home / 27,769,647.20-41,681,337.89-13,402,828.67

Finding the Fourth Proportional to 27,769,647.20, 41,681,337.89 and 13,402,828.67

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Solution

The fourth proportional to 27,769,647.20, 41,681,337.89 and 13,402,828.67 is: 20,117,210.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,769,647.20 : 41,681,337.89 = 13,402,828.67 : x
  2. Step 2: Convert to fraction form
    27,769,647.20/41,681,337.89 = 13,402,828.67/x
  3. Step 3: Cross multiply
    27,769,647.20x = 41,681,337.89 × 13,402,828.67
  4. Step 4: Simplify right side
    27,769,647.20x = 558,647,830,200,628.44
  5. Step 5: Solve for x
    x = 558,647,830,200,628.44/27,769,647.20
  6. Step 6: Final answer
    x = 20,117,210.21

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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.