Home / 10,724,758.60-16,078,074.54-4,654,899.40

Finding the Fourth Proportional to 10,724,758.60, 16,078,074.54 and 4,654,899.40

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Solution

The fourth proportional to 10,724,758.60, 16,078,074.54 and 4,654,899.40 is: 6,978,415.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,724,758.60 : 16,078,074.54 = 4,654,899.40 : x
  2. Step 2: Convert to fraction form
    10,724,758.60/16,078,074.54 = 4,654,899.40/x
  3. Step 3: Cross multiply
    10,724,758.60x = 16,078,074.54 × 4,654,899.40
  4. Step 4: Simplify right side
    10,724,758.60x = 74,841,819,529,401.28
  5. Step 5: Solve for x
    x = 74,841,819,529,401.28/10,724,758.60
  6. Step 6: Final answer
    x = 6,978,415.30

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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.