Home / 30,586,491.02-42,212,951.84-17,177,360.02

Finding the Fourth Proportional to 30,586,491.02, 42,212,951.84 and 17,177,360.02

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Solution

The fourth proportional to 30,586,491.02, 42,212,951.84 and 17,177,360.02 is: 23,706,775.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,586,491.02 : 42,212,951.84 = 17,177,360.02 : x
  2. Step 2: Convert to fraction form
    30,586,491.02/42,212,951.84 = 17,177,360.02/x
  3. Step 3: Cross multiply
    30,586,491.02x = 42,212,951.84 × 17,177,360.02
  4. Step 4: Simplify right side
    30,586,491.02x = 725,107,071,200,012.38
  5. Step 5: Solve for x
    x = 725,107,071,200,012.38/30,586,491.02
  6. Step 6: Final answer
    x = 23,706,775.34

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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.