Home / 28,096,543.70-42,176,308.35-21,734,998.10

Finding the Fourth Proportional to 28,096,543.70, 42,176,308.35 and 21,734,998.10

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Solution

The fourth proportional to 28,096,543.70, 42,176,308.35 and 21,734,998.10 is: 32,626,859.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,096,543.70 : 42,176,308.35 = 21,734,998.10 : x
  2. Step 2: Convert to fraction form
    28,096,543.70/42,176,308.35 = 21,734,998.10/x
  3. Step 3: Cross multiply
    28,096,543.70x = 42,176,308.35 × 21,734,998.10
  4. Step 4: Simplify right side
    28,096,543.70x = 916,701,981,852,264.25
  5. Step 5: Solve for x
    x = 916,701,981,852,264.25/28,096,543.70
  6. Step 6: Final answer
    x = 32,626,859.43

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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.