Home / 13,896,968.92-20,849,667.54-6,707,162.68

Finding the Fourth Proportional to 13,896,968.92, 20,849,667.54 and 6,707,162.68

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Solution

The fourth proportional to 13,896,968.92, 20,849,667.54 and 6,707,162.68 is: 10,062,777.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,896,968.92 : 20,849,667.54 = 6,707,162.68 : x
  2. Step 2: Convert to fraction form
    13,896,968.92/20,849,667.54 = 6,707,162.68/x
  3. Step 3: Cross multiply
    13,896,968.92x = 20,849,667.54 × 6,707,162.68
  4. Step 4: Simplify right side
    13,896,968.92x = 139,842,112,014,695.39
  5. Step 5: Solve for x
    x = 139,842,112,014,695.39/13,896,968.92
  6. Step 6: Final answer
    x = 10,062,777.92

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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.