Home / 69,369,783.96-95,723,325.12-38,424,171.36

Finding the Fourth Proportional to 69,369,783.96, 95,723,325.12 and 38,424,171.36

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Solution

The fourth proportional to 69,369,783.96, 95,723,325.12 and 38,424,171.36 is: 53,021,492.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,369,783.96 : 95,723,325.12 = 38,424,171.36 : x
  2. Step 2: Convert to fraction form
    69,369,783.96/95,723,325.12 = 38,424,171.36/x
  3. Step 3: Cross multiply
    69,369,783.96x = 95,723,325.12 × 38,424,171.36
  4. Step 4: Simplify right side
    69,369,783.96x = 3,678,089,447,559,872.50
  5. Step 5: Solve for x
    x = 3,678,089,447,559,872.50/69,369,783.96
  6. Step 6: Final answer
    x = 53,021,492.03

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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.