Home / 49,392,390.08-74,059,866.76-18,689,341.24

Finding the Fourth Proportional to 49,392,390.08, 74,059,866.76 and 18,689,341.24

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Solution

The fourth proportional to 49,392,390.08, 74,059,866.76 and 18,689,341.24 is: 28,023,145.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,392,390.08 : 74,059,866.76 = 18,689,341.24 : x
  2. Step 2: Convert to fraction form
    49,392,390.08/74,059,866.76 = 18,689,341.24/x
  3. Step 3: Cross multiply
    49,392,390.08x = 74,059,866.76 × 18,689,341.24
  4. Step 4: Simplify right side
    49,392,390.08x = 1,384,130,122,147,467.25
  5. Step 5: Solve for x
    x = 1,384,130,122,147,467.25/49,392,390.08
  6. Step 6: Final answer
    x = 28,023,145.26

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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.