Home / 47,220,220.55-70,776,601.83-28,735,396.51

Finding the Fourth Proportional to 47,220,220.55, 70,776,601.83 and 28,735,396.51

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Solution

The fourth proportional to 47,220,220.55, 70,776,601.83 and 28,735,396.51 is: 43,070,398.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,220,220.55 : 70,776,601.83 = 28,735,396.51 : x
  2. Step 2: Convert to fraction form
    47,220,220.55/70,776,601.83 = 28,735,396.51/x
  3. Step 3: Cross multiply
    47,220,220.55x = 70,776,601.83 × 28,735,396.51
  4. Step 4: Simplify right side
    47,220,220.55x = 2,033,793,717,215,441.75
  5. Step 5: Solve for x
    x = 2,033,793,717,215,441.75/47,220,220.55
  6. Step 6: Final answer
    x = 43,070,398.52

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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.