Home / 69,881,974.02-96,441,438.75-38,519,952.27

Finding the Fourth Proportional to 69,881,974.02, 96,441,438.75 and 38,519,952.27

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Solution

The fourth proportional to 69,881,974.02, 96,441,438.75 and 38,519,952.27 is: 53,159,912.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,881,974.02 : 96,441,438.75 = 38,519,952.27 : x
  2. Step 2: Convert to fraction form
    69,881,974.02/96,441,438.75 = 38,519,952.27/x
  3. Step 3: Cross multiply
    69,881,974.02x = 96,441,438.75 × 38,519,952.27
  4. Step 4: Simplify right side
    69,881,974.02x = 3,714,919,616,994,023.50
  5. Step 5: Solve for x
    x = 3,714,919,616,994,023.50/69,881,974.02
  6. Step 6: Final answer
    x = 53,159,912.40

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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.