Home / 48,604,153.14-67,042,129.41-31,172,888.34

Finding the Fourth Proportional to 48,604,153.14, 67,042,129.41 and 31,172,888.34

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Solution

The fourth proportional to 48,604,153.14, 67,042,129.41 and 31,172,888.34 is: 42,998,317.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,604,153.14 : 67,042,129.41 = 31,172,888.34 : x
  2. Step 2: Convert to fraction form
    48,604,153.14/67,042,129.41 = 31,172,888.34/x
  3. Step 3: Cross multiply
    48,604,153.14x = 67,042,129.41 × 31,172,888.34
  4. Step 4: Simplify right side
    48,604,153.14x = 2,089,896,814,173,760
  5. Step 5: Solve for x
    x = 2,089,896,814,173,760/48,604,153.14
  6. Step 6: Final answer
    x = 42,998,317.62

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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.