Home / 70,446,562.08-105,695,013.96-42,836,653.14

Finding the Fourth Proportional to 70,446,562.08, 105,695,013.96 and 42,836,653.14

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Solution

The fourth proportional to 70,446,562.08, 105,695,013.96 and 42,836,653.14 is: 64,270,285.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,446,562.08 : 105,695,013.96 = 42,836,653.14 : x
  2. Step 2: Convert to fraction form
    70,446,562.08/105,695,013.96 = 42,836,653.14/x
  3. Step 3: Cross multiply
    70,446,562.08x = 105,695,013.96 × 42,836,653.14
  4. Step 4: Simplify right side
    70,446,562.08x = 4,527,620,651,631,978
  5. Step 5: Solve for x
    x = 4,527,620,651,631,978/70,446,562.08
  6. Step 6: Final answer
    x = 64,270,285.42

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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.