Home / 34,746,055.09-47,929,634.51-21,670,613.48

Finding the Fourth Proportional to 34,746,055.09, 47,929,634.51 and 21,670,613.48

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Solution

The fourth proportional to 34,746,055.09, 47,929,634.51 and 21,670,613.48 is: 29,893,021.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,746,055.09 : 47,929,634.51 = 21,670,613.48 : x
  2. Step 2: Convert to fraction form
    34,746,055.09/47,929,634.51 = 21,670,613.48/x
  3. Step 3: Cross multiply
    34,746,055.09x = 47,929,634.51 × 21,670,613.48
  4. Step 4: Simplify right side
    34,746,055.09x = 1,038,664,583,715,350.38
  5. Step 5: Solve for x
    x = 1,038,664,583,715,350.38/34,746,055.09
  6. Step 6: Final answer
    x = 29,893,021.84

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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.