Home / 7,102,764.40-10,641,899.40-3,308,465.20

Finding the Fourth Proportional to 7,102,764.40, 10,641,899.40 and 3,308,465.20

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Solution

The fourth proportional to 7,102,764.40, 10,641,899.40 and 3,308,465.20 is: 4,956,993.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,102,764.40 : 10,641,899.40 = 3,308,465.20 : x
  2. Step 2: Convert to fraction form
    7,102,764.40/10,641,899.40 = 3,308,465.20/x
  3. Step 3: Cross multiply
    7,102,764.40x = 10,641,899.40 × 3,308,465.20
  4. Step 4: Simplify right side
    7,102,764.40x = 35,208,353,826,800.88
  5. Step 5: Solve for x
    x = 35,208,353,826,800.88/7,102,764.40
  6. Step 6: Final answer
    x = 4,956,993.06

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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.