Home / 12,224,935.36-18,338,012.08-4,652,488

Finding the Fourth Proportional to 12,224,935.36, 18,338,012.08 and 4,652,488

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Solution

The fourth proportional to 12,224,935.36, 18,338,012.08 and 4,652,488 is: 6,978,963.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224,935.36 : 18,338,012.08 = 4,652,488 : x
  2. Step 2: Convert to fraction form
    12,224,935.36/18,338,012.08 = 4,652,488/x
  3. Step 3: Cross multiply
    12,224,935.36x = 18,338,012.08 × 4,652,488
  4. Step 4: Simplify right side
    12,224,935.36x = 85,317,381,146,055.03
  5. Step 5: Solve for x
    x = 85,317,381,146,055.03/12,224,935.36
  6. Step 6: Final answer
    x = 6,978,963.78

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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.