Home / 30,586,484.45-42,212,942.74-17,177,353.46

Finding the Fourth Proportional to 30,586,484.45, 42,212,942.74 and 17,177,353.46

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Solution

The fourth proportional to 30,586,484.45, 42,212,942.74 and 17,177,353.46 is: 23,706,766.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,586,484.45 : 42,212,942.74 = 17,177,353.46 : x
  2. Step 2: Convert to fraction form
    30,586,484.45/42,212,942.74 = 17,177,353.46/x
  3. Step 3: Cross multiply
    30,586,484.45x = 42,212,942.74 × 17,177,353.46
  4. Step 4: Simplify right side
    30,586,484.45x = 725,106,638,000,426.38
  5. Step 5: Solve for x
    x = 725,106,638,000,426.38/30,586,484.45
  6. Step 6: Final answer
    x = 23,706,766.27

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1.5x scale

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.