Home / 13,870,754.55-20,809,674.77-5,348,802.87

Finding the Fourth Proportional to 13,870,754.55, 20,809,674.77 and 5,348,802.87

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Solution

The fourth proportional to 13,870,754.55, 20,809,674.77 and 5,348,802.87 is: 8,024,570.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,870,754.55 : 20,809,674.77 = 5,348,802.87 : x
  2. Step 2: Convert to fraction form
    13,870,754.55/20,809,674.77 = 5,348,802.87/x
  3. Step 3: Cross multiply
    13,870,754.55x = 20,809,674.77 × 5,348,802.87
  4. Step 4: Simplify right side
    13,870,754.55x = 111,306,848,106,798.58
  5. Step 5: Solve for x
    x = 111,306,848,106,798.58/13,870,754.55
  6. Step 6: Final answer
    x = 8,024,570.52

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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.