Home / 81,351,556.27-112,272,071.46-46,075,636.69

Finding the Fourth Proportional to 81,351,556.27, 112,272,071.46 and 46,075,636.69

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Solution

The fourth proportional to 81,351,556.27, 112,272,071.46 and 46,075,636.69 is: 63,588,300.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,351,556.27 : 112,272,071.46 = 46,075,636.69 : x
  2. Step 2: Convert to fraction form
    81,351,556.27/112,272,071.46 = 46,075,636.69/x
  3. Step 3: Cross multiply
    81,351,556.27x = 112,272,071.46 × 46,075,636.69
  4. Step 4: Simplify right side
    81,351,556.27x = 5,173,007,175,024,677
  5. Step 5: Solve for x
    x = 5,173,007,175,024,677/81,351,556.27
  6. Step 6: Final answer
    x = 63,588,300.12

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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.