Home / 38,484,632.80-57,646,467.60-18,031,808.80

Finding the Fourth Proportional to 38,484,632.80, 57,646,467.60 and 18,031,808.80

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Solution

The fourth proportional to 38,484,632.80, 57,646,467.60 and 18,031,808.80 is: 27,010,003.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,484,632.80 : 57,646,467.60 = 18,031,808.80 : x
  2. Step 2: Convert to fraction form
    38,484,632.80/57,646,467.60 = 18,031,808.80/x
  3. Step 3: Cross multiply
    38,484,632.80x = 57,646,467.60 × 18,031,808.80
  4. Step 4: Simplify right side
    38,484,632.80x = 1,039,470,081,758,595
  5. Step 5: Solve for x
    x = 1,039,470,081,758,595/38,484,632.80
  6. Step 6: Final answer
    x = 27,010,003.89

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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.