Home / 30,644,391.04-42,289,387.68-16,893,053.44

Finding the Fourth Proportional to 30,644,391.04, 42,289,387.68 and 16,893,053.44

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Solution

The fourth proportional to 30,644,391.04, 42,289,387.68 and 16,893,053.44 is: 23,312,484.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,644,391.04 : 42,289,387.68 = 16,893,053.44 : x
  2. Step 2: Convert to fraction form
    30,644,391.04/42,289,387.68 = 16,893,053.44/x
  3. Step 3: Cross multiply
    30,644,391.04x = 42,289,387.68 × 16,893,053.44
  4. Step 4: Simplify right side
    30,644,391.04x = 714,396,886,023,117.62
  5. Step 5: Solve for x
    x = 714,396,886,023,117.62/30,644,391.04
  6. Step 6: Final answer
    x = 23,312,484.33

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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.