Home / 28,908,099.93-43,364,698.72-8,158,722.89

Finding the Fourth Proportional to 28,908,099.93, 43,364,698.72 and 8,158,722.89

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Solution

The fourth proportional to 28,908,099.93, 43,364,698.72 and 8,158,722.89 is: 12,238,803.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,908,099.93 : 43,364,698.72 = 8,158,722.89 : x
  2. Step 2: Convert to fraction form
    28,908,099.93/43,364,698.72 = 8,158,722.89/x
  3. Step 3: Cross multiply
    28,908,099.93x = 43,364,698.72 × 8,158,722.89
  4. Step 4: Simplify right side
    28,908,099.93x = 353,800,559,827,597.38
  5. Step 5: Solve for x
    x = 353,800,559,827,597.38/28,908,099.93
  6. Step 6: Final answer
    x = 12,238,803.68

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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.