Home / 74,644,496.40-111,966,744.60-61,889,912.40

Finding the Fourth Proportional to 74,644,496.40, 111,966,744.60 and 61,889,912.40

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Solution

The fourth proportional to 74,644,496.40, 111,966,744.60 and 61,889,912.40 is: 92,834,868.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,644,496.40 : 111,966,744.60 = 61,889,912.40 : x
  2. Step 2: Convert to fraction form
    74,644,496.40/111,966,744.60 = 61,889,912.40/x
  3. Step 3: Cross multiply
    74,644,496.40x = 111,966,744.60 × 61,889,912.40
  4. Step 4: Simplify right side
    74,644,496.40x = 6,929,612,015,007,173
  5. Step 5: Solve for x
    x = 6,929,612,015,007,173/74,644,496.40
  6. Step 6: Final answer
    x = 92,834,868.60

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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.