Home / 9,861,639-14,792,458.47-2,673,172.92

Finding the Fourth Proportional to 9,861,639, 14,792,458.47 and 2,673,172.92

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Solution

The fourth proportional to 9,861,639, 14,792,458.47 and 2,673,172.92 is: 4,009,759.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861,639 : 14,792,458.47 = 2,673,172.92 : x
  2. Step 2: Convert to fraction form
    9,861,639/14,792,458.47 = 2,673,172.92/x
  3. Step 3: Cross multiply
    9,861,639x = 14,792,458.47 × 2,673,172.92
  4. Step 4: Simplify right side
    9,861,639x = 39,542,799,402,228.63
  5. Step 5: Solve for x
    x = 39,542,799,402,228.63/9,861,639
  6. Step 6: Final answer
    x = 4,009,759.37

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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.