Home / 15,692,468.40-23,538,702.60-13,739,914.80

Finding the Fourth Proportional to 15,692,468.40, 23,538,702.60 and 13,739,914.80

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Solution

The fourth proportional to 15,692,468.40, 23,538,702.60 and 13,739,914.80 is: 20,609,872.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,692,468.40 : 23,538,702.60 = 13,739,914.80 : x
  2. Step 2: Convert to fraction form
    15,692,468.40/23,538,702.60 = 13,739,914.80/x
  3. Step 3: Cross multiply
    15,692,468.40x = 23,538,702.60 × 13,739,914.80
  4. Step 4: Simplify right side
    15,692,468.40x = 323,419,768,226,538.50
  5. Step 5: Solve for x
    x = 323,419,768,226,538.50/15,692,468.40
  6. Step 6: Final answer
    x = 20,609,872.20

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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.