Home / 69,803,326.48-104,716,341.08-20,624,170

Finding the Fourth Proportional to 69,803,326.48, 104,716,341.08 and 20,624,170

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Solution

The fourth proportional to 69,803,326.48, 104,716,341.08 and 20,624,170 is: 30,939,608.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,803,326.48 : 104,716,341.08 = 20,624,170 : x
  2. Step 2: Convert to fraction form
    69,803,326.48/104,716,341.08 = 20,624,170/x
  3. Step 3: Cross multiply
    69,803,326.48x = 104,716,341.08 × 20,624,170
  4. Step 4: Simplify right side
    69,803,326.48x = 2,159,687,620,211,903.50
  5. Step 5: Solve for x
    x = 2,159,687,620,211,903.50/69,803,326.48
  6. Step 6: Final answer
    x = 30,939,608.89

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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.