Home / 74,902,802.69-112,255,555.14-31,718,571.23

Finding the Fourth Proportional to 74,902,802.69, 112,255,555.14 and 31,718,571.23

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Solution

The fourth proportional to 74,902,802.69, 112,255,555.14 and 31,718,571.23 is: 47,536,082.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,902,802.69 : 112,255,555.14 = 31,718,571.23 : x
  2. Step 2: Convert to fraction form
    74,902,802.69/112,255,555.14 = 31,718,571.23/x
  3. Step 3: Cross multiply
    74,902,802.69x = 112,255,555.14 × 31,718,571.23
  4. Step 4: Simplify right side
    74,902,802.69x = 3,560,585,821,110,005
  5. Step 5: Solve for x
    x = 3,560,585,821,110,005/74,902,802.69
  6. Step 6: Final answer
    x = 47,536,082.68

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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.