Home / 74,404,567.71-111,368,063.97-39,774,395.93

Finding the Fourth Proportional to 74,404,567.71, 111,368,063.97 and 39,774,395.93

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Solution

The fourth proportional to 74,404,567.71, 111,368,063.97 and 39,774,395.93 is: 59,533,945.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,404,567.71 : 111,368,063.97 = 39,774,395.93 : x
  2. Step 2: Convert to fraction form
    74,404,567.71/111,368,063.97 = 39,774,395.93/x
  3. Step 3: Cross multiply
    74,404,567.71x = 111,368,063.97 × 39,774,395.93
  4. Step 4: Simplify right side
    74,404,567.71x = 4,429,597,469,743,507
  5. Step 5: Solve for x
    x = 4,429,597,469,743,507/74,404,567.71
  6. Step 6: Final answer
    x = 59,533,945.38

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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.