Home / 6,980,070.70-10,470,339.36-1,930,958.38

Finding the Fourth Proportional to 6,980,070.70, 10,470,339.36 and 1,930,958.38

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Solution

The fourth proportional to 6,980,070.70, 10,470,339.36 and 1,930,958.38 is: 2,896,502.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980,070.70 : 10,470,339.36 = 1,930,958.38 : x
  2. Step 2: Convert to fraction form
    6,980,070.70/10,470,339.36 = 1,930,958.38/x
  3. Step 3: Cross multiply
    6,980,070.70x = 10,470,339.36 × 1,930,958.38
  4. Step 4: Simplify right side
    6,980,070.70x = 20,217,789,528,635.84
  5. Step 5: Solve for x
    x = 20,217,789,528,635.84/6,980,070.70
  6. Step 6: Final answer
    x = 2,896,502.11

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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.