Home / 28,630,378.96-42,932,297.40-10,674,661.84

Finding the Fourth Proportional to 28,630,378.96, 42,932,297.40 and 10,674,661.84

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Solution

The fourth proportional to 28,630,378.96, 42,932,297.40 and 10,674,661.84 is: 16,007,044.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,630,378.96 : 42,932,297.40 = 10,674,661.84 : x
  2. Step 2: Convert to fraction form
    28,630,378.96/42,932,297.40 = 10,674,661.84/x
  3. Step 3: Cross multiply
    28,630,378.96x = 42,932,297.40 × 10,674,661.84
  4. Step 4: Simplify right side
    28,630,378.96x = 458,287,756,759,311.19
  5. Step 5: Solve for x
    x = 458,287,756,759,311.19/28,630,378.96
  6. Step 6: Final answer
    x = 16,007,044.73

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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.