Home / 14,095,378.80-21,140,994.60-3,999,020.40

Finding the Fourth Proportional to 14,095,378.80, 21,140,994.60 and 3,999,020.40

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Solution

The fourth proportional to 14,095,378.80, 21,140,994.60 and 3,999,020.40 is: 5,997,942.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095,378.80 : 21,140,994.60 = 3,999,020.40 : x
  2. Step 2: Convert to fraction form
    14,095,378.80/21,140,994.60 = 3,999,020.40/x
  3. Step 3: Cross multiply
    14,095,378.80x = 21,140,994.60 × 3,999,020.40
  4. Step 4: Simplify right side
    14,095,378.80x = 84,543,268,681,689.84
  5. Step 5: Solve for x
    x = 84,543,268,681,689.84/14,095,378.80
  6. Step 6: Final answer
    x = 5,997,942.30

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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.