Home / 10,699,618.40-16,049,427.60-6,164,655.20

Finding the Fourth Proportional to 10,699,618.40, 16,049,427.60 and 6,164,655.20

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Solution

The fourth proportional to 10,699,618.40, 16,049,427.60 and 6,164,655.20 is: 9,246,982.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,699,618.40 : 16,049,427.60 = 6,164,655.20 : x
  2. Step 2: Convert to fraction form
    10,699,618.40/16,049,427.60 = 6,164,655.20/x
  3. Step 3: Cross multiply
    10,699,618.40x = 16,049,427.60 × 6,164,655.20
  4. Step 4: Simplify right side
    10,699,618.40x = 98,939,187,311,363.52
  5. Step 5: Solve for x
    x = 98,939,187,311,363.52/10,699,618.40
  6. Step 6: Final answer
    x = 9,246,982.80

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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.