Home / 13,263,588.55-18,303,564.57-7,462,356.40

Finding the Fourth Proportional to 13,263,588.55, 18,303,564.57 and 7,462,356.40

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Solution

The fourth proportional to 13,263,588.55, 18,303,564.57 and 7,462,356.40 is: 10,297,946.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263,588.55 : 18,303,564.57 = 7,462,356.40 : x
  2. Step 2: Convert to fraction form
    13,263,588.55/18,303,564.57 = 7,462,356.40/x
  3. Step 3: Cross multiply
    13,263,588.55x = 18,303,564.57 × 7,462,356.40
  4. Step 4: Simplify right side
    13,263,588.55x = 136,587,722,211,752.75
  5. Step 5: Solve for x
    x = 136,587,722,211,752.75/13,263,588.55
  6. Step 6: Final answer
    x = 10,297,946.27

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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.