Home / 70,057,585.30-105,096,406.54-21,539,512.34

Finding the Fourth Proportional to 70,057,585.30, 105,096,406.54 and 21,539,512.34

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Solution

The fourth proportional to 70,057,585.30, 105,096,406.54 and 21,539,512.34 is: 32,312,351.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,057,585.30 : 105,096,406.54 = 21,539,512.34 : x
  2. Step 2: Convert to fraction form
    70,057,585.30/105,096,406.54 = 21,539,512.34/x
  3. Step 3: Cross multiply
    70,057,585.30x = 105,096,406.54 × 21,539,512.34
  4. Step 4: Simplify right side
    70,057,585.30x = 2,263,725,345,557,987
  5. Step 5: Solve for x
    x = 2,263,725,345,557,987/70,057,585.30
  6. Step 6: Final answer
    x = 32,312,351.84

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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.