Home / 35,804,234.84-49,415,769.78-21,123,490.28

Finding the Fourth Proportional to 35,804,234.84, 49,415,769.78 and 21,123,490.28

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Solution

The fourth proportional to 35,804,234.84, 49,415,769.78 and 21,123,490.28 is: 29,153,912.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,804,234.84 : 49,415,769.78 = 21,123,490.28 : x
  2. Step 2: Convert to fraction form
    35,804,234.84/49,415,769.78 = 21,123,490.28/x
  3. Step 3: Cross multiply
    35,804,234.84x = 49,415,769.78 × 21,123,490.28
  4. Step 4: Simplify right side
    35,804,234.84x = 1,043,833,532,626,547.88
  5. Step 5: Solve for x
    x = 1,043,833,532,626,547.88/35,804,234.84
  6. Step 6: Final answer
    x = 29,153,912.58

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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.