Home / 74,409,859.73-102,683,360.67-41,370,836.78

Finding the Fourth Proportional to 74,409,859.73, 102,683,360.67 and 41,370,836.78

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Solution

The fourth proportional to 74,409,859.73, 102,683,360.67 and 41,370,836.78 is: 57,090,506.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,409,859.73 : 102,683,360.67 = 41,370,836.78 : x
  2. Step 2: Convert to fraction form
    74,409,859.73/102,683,360.67 = 41,370,836.78/x
  3. Step 3: Cross multiply
    74,409,859.73x = 102,683,360.67 × 41,370,836.78
  4. Step 4: Simplify right side
    74,409,859.73x = 4,248,096,554,300,441.50
  5. Step 5: Solve for x
    x = 4,248,096,554,300,441.50/74,409,859.73
  6. Step 6: Final answer
    x = 57,090,506.15

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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.