Home / 5,355,503.21-7,390,571.06-2,908,094.39

Finding the Fourth Proportional to 5,355,503.21, 7,390,571.06 and 2,908,094.39

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Solution

The fourth proportional to 5,355,503.21, 7,390,571.06 and 2,908,094.39 is: 4,013,157.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355,503.21 : 7,390,571.06 = 2,908,094.39 : x
  2. Step 2: Convert to fraction form
    5,355,503.21/7,390,571.06 = 2,908,094.39/x
  3. Step 3: Cross multiply
    5,355,503.21x = 7,390,571.06 × 2,908,094.39
  4. Step 4: Simplify right side
    5,355,503.21x = 21,492,478,228,335.36
  5. Step 5: Solve for x
    x = 21,492,478,228,335.36/5,355,503.21
  6. Step 6: Final answer
    x = 4,013,157.56

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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.