Home / 39,745,270.86-59,617,901.43-12,818,926.86

Finding the Fourth Proportional to 39,745,270.86, 59,617,901.43 and 12,818,926.86

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Solution

The fourth proportional to 39,745,270.86, 59,617,901.43 and 12,818,926.86 is: 19,228,388.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,745,270.86 : 59,617,901.43 = 12,818,926.86 : x
  2. Step 2: Convert to fraction form
    39,745,270.86/59,617,901.43 = 12,818,926.86/x
  3. Step 3: Cross multiply
    39,745,270.86x = 59,617,901.43 × 12,818,926.86
  4. Step 4: Simplify right side
    39,745,270.86x = 764,237,517,977,859.38
  5. Step 5: Solve for x
    x = 764,237,517,977,859.38/39,745,270.86
  6. Step 6: Final answer
    x = 19,228,388.72

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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.