Home / 13,483,263.44-18,606,903.72-7,371,692.08

Finding the Fourth Proportional to 13,483,263.44, 18,606,903.72 and 7,371,692.08

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Solution

The fourth proportional to 13,483,263.44, 18,606,903.72 and 7,371,692.08 is: 10,172,935.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483,263.44 : 18,606,903.72 = 7,371,692.08 : x
  2. Step 2: Convert to fraction form
    13,483,263.44/18,606,903.72 = 7,371,692.08/x
  3. Step 3: Cross multiply
    13,483,263.44x = 18,606,903.72 × 7,371,692.08
  4. Step 4: Simplify right side
    13,483,263.44x = 137,164,364,786,046.53
  5. Step 5: Solve for x
    x = 137,164,364,786,046.53/13,483,263.44
  6. Step 6: Final answer
    x = 10,172,935.16

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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.