Home / 38,805,328.80-58,198,064.76-11,505,237.84

Finding the Fourth Proportional to 38,805,328.80, 58,198,064.76 and 11,505,237.84

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Solution

The fourth proportional to 38,805,328.80, 58,198,064.76 and 11,505,237.84 is: 17,254,913.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,805,328.80 : 58,198,064.76 = 11,505,237.84 : x
  2. Step 2: Convert to fraction form
    38,805,328.80/58,198,064.76 = 11,505,237.84/x
  3. Step 3: Cross multiply
    38,805,328.80x = 58,198,064.76 × 11,505,237.84
  4. Step 4: Simplify right side
    38,805,328.80x = 669,582,576,891,522.50
  5. Step 5: Solve for x
    x = 669,582,576,891,522.50/38,805,328.80
  6. Step 6: Final answer
    x = 17,254,913.12

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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.