Home / 39,745,279.86-59,617,914.93-12,818,935.86

Finding the Fourth Proportional to 39,745,279.86, 59,617,914.93 and 12,818,935.86

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Solution

The fourth proportional to 39,745,279.86, 59,617,914.93 and 12,818,935.86 is: 19,228,402.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,745,279.86 : 59,617,914.93 = 12,818,935.86 : x
  2. Step 2: Convert to fraction form
    39,745,279.86/59,617,914.93 = 12,818,935.86/x
  3. Step 3: Cross multiply
    39,745,279.86x = 59,617,914.93 × 12,818,935.86
  4. Step 4: Simplify right side
    39,745,279.86x = 764,238,227,594,606.38
  5. Step 5: Solve for x
    x = 764,238,227,594,606.38/39,745,279.86
  6. Step 6: Final answer
    x = 19,228,402.22

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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.