Home / 8,130,580.40-11,219,405.27-4,867,323.68

Finding the Fourth Proportional to 8,130,580.40, 11,219,405.27 and 4,867,323.68

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Solution

The fourth proportional to 8,130,580.40, 11,219,405.27 and 4,867,323.68 is: 6,716,430.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130,580.40 : 11,219,405.27 = 4,867,323.68 : x
  2. Step 2: Convert to fraction form
    8,130,580.40/11,219,405.27 = 4,867,323.68/x
  3. Step 3: Cross multiply
    8,130,580.40x = 11,219,405.27 × 4,867,323.68
  4. Step 4: Simplify right side
    8,130,580.40x = 54,608,476,865,754.15
  5. Step 5: Solve for x
    x = 54,608,476,865,754.15/8,130,580.40
  6. Step 6: Final answer
    x = 6,716,430.34

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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.