Home / 7,210,903.86-9,949,456.40-4,269,260.34

Finding the Fourth Proportional to 7,210,903.86, 9,949,456.40 and 4,269,260.34

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Solution

The fourth proportional to 7,210,903.86, 9,949,456.40 and 4,269,260.34 is: 5,890,637.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,210,903.86 : 9,949,456.40 = 4,269,260.34 : x
  2. Step 2: Convert to fraction form
    7,210,903.86/9,949,456.40 = 4,269,260.34/x
  3. Step 3: Cross multiply
    7,210,903.86x = 9,949,456.40 × 4,269,260.34
  4. Step 4: Simplify right side
    7,210,903.86x = 42,476,819,591,732.87
  5. Step 5: Solve for x
    x = 42,476,819,591,732.87/7,210,903.86
  6. Step 6: Final answer
    x = 5,890,637.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.