Home / 47,220,219.55-70,776,600.33-28,735,395.51

Finding the Fourth Proportional to 47,220,219.55, 70,776,600.33 and 28,735,395.51

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Solution

The fourth proportional to 47,220,219.55, 70,776,600.33 and 28,735,395.51 is: 43,070,397.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,220,219.55 : 70,776,600.33 = 28,735,395.51 : x
  2. Step 2: Convert to fraction form
    47,220,219.55/70,776,600.33 = 28,735,395.51/x
  3. Step 3: Cross multiply
    47,220,219.55x = 70,776,600.33 × 28,735,395.51
  4. Step 4: Simplify right side
    47,220,219.55x = 2,033,793,603,335,746.50
  5. Step 5: Solve for x
    x = 2,033,793,603,335,746.50/47,220,219.55
  6. Step 6: Final answer
    x = 43,070,397.02

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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.