Home / 8,698,867.20-13,048,300.80-6,907,276.80

Finding the Fourth Proportional to 8,698,867.20, 13,048,300.80 and 6,907,276.80

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Solution

The fourth proportional to 8,698,867.20, 13,048,300.80 and 6,907,276.80 is: 10,360,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698,867.20 : 13,048,300.80 = 6,907,276.80 : x
  2. Step 2: Convert to fraction form
    8,698,867.20/13,048,300.80 = 6,907,276.80/x
  3. Step 3: Cross multiply
    8,698,867.20x = 13,048,300.80 × 6,907,276.80
  4. Step 4: Simplify right side
    8,698,867.20x = 90,128,225,395,261.44
  5. Step 5: Solve for x
    x = 90,128,225,395,261.44/8,698,867.20
  6. Step 6: Final answer
    x = 10,360,915.20

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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.