Home / 10,091,770.35-15,137,655.53-8,298,156.98

Finding the Fourth Proportional to 10,091,770.35, 15,137,655.53 and 8,298,156.98

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Solution

The fourth proportional to 10,091,770.35, 15,137,655.53 and 8,298,156.98 is: 12,447,235.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,091,770.35 : 15,137,655.53 = 8,298,156.98 : x
  2. Step 2: Convert to fraction form
    10,091,770.35/15,137,655.53 = 8,298,156.98/x
  3. Step 3: Cross multiply
    10,091,770.35x = 15,137,655.53 × 8,298,156.98
  4. Step 4: Simplify right side
    10,091,770.35x = 125,614,641,779,926.03
  5. Step 5: Solve for x
    x = 125,614,641,779,926.03/10,091,770.35
  6. Step 6: Final answer
    x = 12,447,235.46

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Similar ratio
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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.