Home / 38,860,212.80-58,243,663.20-16,129,409.60

Finding the Fourth Proportional to 38,860,212.80, 58,243,663.20 and 16,129,409.60

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Solution

The fourth proportional to 38,860,212.80, 58,243,663.20 and 16,129,409.60 is: 24,174,749.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,860,212.80 : 58,243,663.20 = 16,129,409.60 : x
  2. Step 2: Convert to fraction form
    38,860,212.80/58,243,663.20 = 16,129,409.60/x
  3. Step 3: Cross multiply
    38,860,212.80x = 58,243,663.20 × 16,129,409.60
  4. Step 4: Simplify right side
    38,860,212.80x = 939,435,900,357,246.75
  5. Step 5: Solve for x
    x = 939,435,900,357,246.75/38,860,212.80
  6. Step 6: Final answer
    x = 24,174,749.25

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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.