Home / 5,346,007.20-8,019,010.80-2,649,290.40

Finding the Fourth Proportional to 5,346,007.20, 8,019,010.80 and 2,649,290.40

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Solution

The fourth proportional to 5,346,007.20, 8,019,010.80 and 2,649,290.40 is: 3,973,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,007.20 : 8,019,010.80 = 2,649,290.40 : x
  2. Step 2: Convert to fraction form
    5,346,007.20/8,019,010.80 = 2,649,290.40/x
  3. Step 3: Cross multiply
    5,346,007.20x = 8,019,010.80 × 2,649,290.40
  4. Step 4: Simplify right side
    5,346,007.20x = 21,244,688,329,936.32
  5. Step 5: Solve for x
    x = 21,244,688,329,936.32/5,346,007.20
  6. Step 6: Final answer
    x = 3,973,935.60

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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.