Home / 8,146,040.40-12,232,116.60-6,477,022.80

Finding the Fourth Proportional to 8,146,040.40, 12,232,116.60 and 6,477,022.80

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Solution

The fourth proportional to 8,146,040.40, 12,232,116.60 and 6,477,022.80 is: 9,725,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146,040.40 : 12,232,116.60 = 6,477,022.80 : x
  2. Step 2: Convert to fraction form
    8,146,040.40/12,232,116.60 = 6,477,022.80/x
  3. Step 3: Cross multiply
    8,146,040.40x = 12,232,116.60 × 6,477,022.80
  4. Step 4: Simplify right side
    8,146,040.40x = 79,227,698,110,458.47
  5. Step 5: Solve for x
    x = 79,227,698,110,458.47/8,146,040.40
  6. Step 6: Final answer
    x = 9,725,915.20

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1.5x scale

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.