Home / 15,856,937.12-21,883,173.60-8,887,742.35

Finding the Fourth Proportional to 15,856,937.12, 21,883,173.60 and 8,887,742.35

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Solution

The fourth proportional to 15,856,937.12, 21,883,173.60 and 8,887,742.35 is: 12,265,420.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,856,937.12 : 21,883,173.60 = 8,887,742.35 : x
  2. Step 2: Convert to fraction form
    15,856,937.12/21,883,173.60 = 8,887,742.35/x
  3. Step 3: Cross multiply
    15,856,937.12x = 21,883,173.60 × 8,887,742.35
  4. Step 4: Simplify right side
    15,856,937.12x = 194,492,008,735,743.06
  5. Step 5: Solve for x
    x = 194,492,008,735,743.06/15,856,937.12
  6. Step 6: Final answer
    x = 12,265,420.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.