Home / 13,626,752.44-18,804,937.04-7,431,814.12

Finding the Fourth Proportional to 13,626,752.44, 18,804,937.04 and 7,431,814.12

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Solution

The fourth proportional to 13,626,752.44, 18,804,937.04 and 7,431,814.12 is: 10,255,913.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,626,752.44 : 18,804,937.04 = 7,431,814.12 : x
  2. Step 2: Convert to fraction form
    13,626,752.44/18,804,937.04 = 7,431,814.12/x
  3. Step 3: Cross multiply
    13,626,752.44x = 18,804,937.04 × 7,431,814.12
  4. Step 4: Simplify right side
    13,626,752.44x = 139,754,796,619,583
  5. Step 5: Solve for x
    x = 139,754,796,619,583/13,626,752.44
  6. Step 6: Final answer
    x = 10,255,913.67

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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.