Home / 15,515,852.40-23,284,276.20-6,991,801.20

Finding the Fourth Proportional to 15,515,852.40, 23,284,276.20 and 6,991,801.20

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Solution

The fourth proportional to 15,515,852.40, 23,284,276.20 and 6,991,801.20 is: 10,492,432.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,515,852.40 : 23,284,276.20 = 6,991,801.20 : x
  2. Step 2: Convert to fraction form
    15,515,852.40/23,284,276.20 = 6,991,801.20/x
  3. Step 3: Cross multiply
    15,515,852.40x = 23,284,276.20 × 6,991,801.20
  4. Step 4: Simplify right side
    15,515,852.40x = 162,799,030,276,291.44
  5. Step 5: Solve for x
    x = 162,799,030,276,291.44/15,515,852.40
  6. Step 6: Final answer
    x = 10,492,432.26

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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.