Home / 8,525,131.20-12,766,701.60-4,032,158.40

Finding the Fourth Proportional to 8,525,131.20, 12,766,701.60 and 4,032,158.40

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Solution

The fourth proportional to 8,525,131.20, 12,766,701.60 and 4,032,158.40 is: 6,038,307.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525,131.20 : 12,766,701.60 = 4,032,158.40 : x
  2. Step 2: Convert to fraction form
    8,525,131.20/12,766,701.60 = 4,032,158.40/x
  3. Step 3: Cross multiply
    8,525,131.20x = 12,766,701.60 × 4,032,158.40
  4. Step 4: Simplify right side
    8,525,131.20x = 51,477,363,096,733.44
  5. Step 5: Solve for x
    x = 51,477,363,096,733.44/8,525,131.20
  6. Step 6: Final answer
    x = 6,038,307.43

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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.