Home / 7,008,628.90-10,509,871.35-3,220,852.90

Finding the Fourth Proportional to 7,008,628.90, 10,509,871.35 and 3,220,852.90

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Solution

The fourth proportional to 7,008,628.90, 10,509,871.35 and 3,220,852.90 is: 4,829,867.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008,628.90 : 10,509,871.35 = 3,220,852.90 : x
  2. Step 2: Convert to fraction form
    7,008,628.90/10,509,871.35 = 3,220,852.90/x
  3. Step 3: Cross multiply
    7,008,628.90x = 10,509,871.35 × 3,220,852.90
  4. Step 4: Simplify right side
    7,008,628.90x = 33,850,749,616,274.41
  5. Step 5: Solve for x
    x = 33,850,749,616,274.41/7,008,628.90
  6. Step 6: Final answer
    x = 4,829,867.60

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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.