Home / 9,401,187.98-12,968,864.51-6,139,911.71

Finding the Fourth Proportional to 9,401,187.98, 12,968,864.51 and 6,139,911.71

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Solution

The fourth proportional to 9,401,187.98, 12,968,864.51 and 6,139,911.71 is: 8,469,959.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,401,187.98 : 12,968,864.51 = 6,139,911.71 : x
  2. Step 2: Convert to fraction form
    9,401,187.98/12,968,864.51 = 6,139,911.71/x
  3. Step 3: Cross multiply
    9,401,187.98x = 12,968,864.51 × 6,139,911.71
  4. Step 4: Simplify right side
    9,401,187.98x = 79,627,683,072,075.03
  5. Step 5: Solve for x
    x = 79,627,683,072,075.03/9,401,187.98
  6. Step 6: Final answer
    x = 8,469,959.67

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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.