Home / 12,860,229.60-19,283,336.40-3,883,615.20

Finding the Fourth Proportional to 12,860,229.60, 19,283,336.40 and 3,883,615.20

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Solution

The fourth proportional to 12,860,229.60, 19,283,336.40 and 3,883,615.20 is: 5,823,306.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,860,229.60 : 19,283,336.40 = 3,883,615.20 : x
  2. Step 2: Convert to fraction form
    12,860,229.60/19,283,336.40 = 3,883,615.20/x
  3. Step 3: Cross multiply
    12,860,229.60x = 19,283,336.40 × 3,883,615.20
  4. Step 4: Simplify right side
    12,860,229.60x = 74,889,058,349,753.28
  5. Step 5: Solve for x
    x = 74,889,058,349,753.28/12,860,229.60
  6. Step 6: Final answer
    x = 5,823,306.48

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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.