Home / 18,698,074.40-28,040,113.20-6,562,848.80

Finding the Fourth Proportional to 18,698,074.40, 28,040,113.20 and 6,562,848.80

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Solution

The fourth proportional to 18,698,074.40, 28,040,113.20 and 6,562,848.80 is: 9,841,816.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,698,074.40 : 28,040,113.20 = 6,562,848.80 : x
  2. Step 2: Convert to fraction form
    18,698,074.40/28,040,113.20 = 6,562,848.80/x
  3. Step 3: Cross multiply
    18,698,074.40x = 28,040,113.20 × 6,562,848.80
  4. Step 4: Simplify right side
    18,698,074.40x = 184,023,023,266,484.16
  5. Step 5: Solve for x
    x = 184,023,023,266,484.16/18,698,074.40
  6. Step 6: Final answer
    x = 9,841,816.83

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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.