Home / 49,049,430.52-67,688,232.78-28,434,826.84

Finding the Fourth Proportional to 49,049,430.52, 67,688,232.78 and 28,434,826.84

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Solution

The fourth proportional to 49,049,430.52, 67,688,232.78 and 28,434,826.84 is: 39,240,071.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,049,430.52 : 67,688,232.78 = 28,434,826.84 : x
  2. Step 2: Convert to fraction form
    49,049,430.52/67,688,232.78 = 28,434,826.84/x
  3. Step 3: Cross multiply
    49,049,430.52x = 67,688,232.78 × 28,434,826.84
  4. Step 4: Simplify right side
    49,049,430.52x = 1,924,703,178,204,911.75
  5. Step 5: Solve for x
    x = 1,924,703,178,204,911.75/49,049,430.52
  6. Step 6: Final answer
    x = 39,240,071.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.