Home / 5,355,550.74-7,390,636.65-2,908,142.04

Finding the Fourth Proportional to 5,355,550.74, 7,390,636.65 and 2,908,142.04

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Solution

The fourth proportional to 5,355,550.74, 7,390,636.65 and 2,908,142.04 is: 4,013,223.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355,550.74 : 7,390,636.65 = 2,908,142.04 : x
  2. Step 2: Convert to fraction form
    5,355,550.74/7,390,636.65 = 2,908,142.04/x
  3. Step 3: Cross multiply
    5,355,550.74x = 7,390,636.65 × 2,908,142.04
  4. Step 4: Simplify right side
    5,355,550.74x = 21,493,021,144,229.77
  5. Step 5: Solve for x
    x = 21,493,021,144,229.77/5,355,550.74
  6. Step 6: Final answer
    x = 4,013,223.32

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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.