Home / 74,926,657.80-103,399,556.40-41,888,742.30

Finding the Fourth Proportional to 74,926,657.80, 103,399,556.40 and 41,888,742.30

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Solution

The fourth proportional to 74,926,657.80, 103,399,556.40 and 41,888,742.30 is: 57,806,894.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,926,657.80 : 103,399,556.40 = 41,888,742.30 : x
  2. Step 2: Convert to fraction form
    74,926,657.80/103,399,556.40 = 41,888,742.30/x
  3. Step 3: Cross multiply
    74,926,657.80x = 103,399,556.40 × 41,888,742.30
  4. Step 4: Simplify right side
    74,926,657.80x = 4,331,277,371,973,915.50
  5. Step 5: Solve for x
    x = 4,331,277,371,973,915.50/74,926,657.80
  6. Step 6: Final answer
    x = 57,806,894.09

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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.