Home / 5,360,740.80-8,038,346.40-1,993,214.40

Finding the Fourth Proportional to 5,360,740.80, 8,038,346.40 and 1,993,214.40

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Solution

The fourth proportional to 5,360,740.80, 8,038,346.40 and 1,993,214.40 is: 2,988,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360,740.80 : 8,038,346.40 = 1,993,214.40 : x
  2. Step 2: Convert to fraction form
    5,360,740.80/8,038,346.40 = 1,993,214.40/x
  3. Step 3: Cross multiply
    5,360,740.80x = 8,038,346.40 × 1,993,214.40
  4. Step 4: Simplify right side
    5,360,740.80x = 16,022,147,796,668.16
  5. Step 5: Solve for x
    x = 16,022,147,796,668.16/5,360,740.80
  6. Step 6: Final answer
    x = 2,988,793.60

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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.