Home / 28,736,442.70-43,104,664.05-11,688,340.30

Finding the Fourth Proportional to 28,736,442.70, 43,104,664.05 and 11,688,340.30

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Solution

The fourth proportional to 28,736,442.70, 43,104,664.05 and 11,688,340.30 is: 17,532,510.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,736,442.70 : 43,104,664.05 = 11,688,340.30 : x
  2. Step 2: Convert to fraction form
    28,736,442.70/43,104,664.05 = 11,688,340.30/x
  3. Step 3: Cross multiply
    28,736,442.70x = 43,104,664.05 × 11,688,340.30
  4. Step 4: Simplify right side
    28,736,442.70x = 503,821,981,933,576.19
  5. Step 5: Solve for x
    x = 503,821,981,933,576.19/28,736,442.70
  6. Step 6: Final answer
    x = 17,532,510.45

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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.