Home / 75,004,211.46-112,510,648.02-28,946,319.48

Finding the Fourth Proportional to 75,004,211.46, 112,510,648.02 and 28,946,319.48

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Solution

The fourth proportional to 75,004,211.46, 112,510,648.02 and 28,946,319.48 is: 43,421,150.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,004,211.46 : 112,510,648.02 = 28,946,319.48 : x
  2. Step 2: Convert to fraction form
    75,004,211.46/112,510,648.02 = 28,946,319.48/x
  3. Step 3: Cross multiply
    75,004,211.46x = 112,510,648.02 × 28,946,319.48
  4. Step 4: Simplify right side
    75,004,211.46x = 3,256,769,162,488,749.50
  5. Step 5: Solve for x
    x = 3,256,769,162,488,749.50/75,004,211.46
  6. Step 6: Final answer
    x = 43,421,150.61

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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.