Home / 8,489,328.88-12,725,988.35-4,225,466.20

Finding the Fourth Proportional to 8,489,328.88, 12,725,988.35 and 4,225,466.20

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Solution

The fourth proportional to 8,489,328.88, 12,725,988.35 and 4,225,466.20 is: 6,334,214.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,489,328.88 : 12,725,988.35 = 4,225,466.20 : x
  2. Step 2: Convert to fraction form
    8,489,328.88/12,725,988.35 = 4,225,466.20/x
  3. Step 3: Cross multiply
    8,489,328.88x = 12,725,988.35 × 4,225,466.20
  4. Step 4: Simplify right side
    8,489,328.88x = 53,773,233,570,888.83
  5. Step 5: Solve for x
    x = 53,773,233,570,888.83/8,489,328.88
  6. Step 6: Final answer
    x = 6,334,214.91

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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.