Home / 6,400,610.70-9,602,298.45-1,913,340.30

Finding the Fourth Proportional to 6,400,610.70, 9,602,298.45 and 1,913,340.30

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Solution

The fourth proportional to 6,400,610.70, 9,602,298.45 and 1,913,340.30 is: 2,870,423.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400,610.70 : 9,602,298.45 = 1,913,340.30 : x
  2. Step 2: Convert to fraction form
    6,400,610.70/9,602,298.45 = 1,913,340.30/x
  3. Step 3: Cross multiply
    6,400,610.70x = 9,602,298.45 × 1,913,340.30
  4. Step 4: Simplify right side
    6,400,610.70x = 18,372,464,597,012.54
  5. Step 5: Solve for x
    x = 18,372,464,597,012.54/6,400,610.70
  6. Step 6: Final answer
    x = 2,870,423.69

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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.