Home / 47,922,513.15-71,810,622.95-28,453,400.49

Finding the Fourth Proportional to 47,922,513.15, 71,810,622.95 and 28,453,400.49

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Solution

The fourth proportional to 47,922,513.15, 71,810,622.95 and 28,453,400.49 is: 42,636,670.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,922,513.15 : 71,810,622.95 = 28,453,400.49 : x
  2. Step 2: Convert to fraction form
    47,922,513.15/71,810,622.95 = 28,453,400.49/x
  3. Step 3: Cross multiply
    47,922,513.15x = 71,810,622.95 × 28,453,400.49
  4. Step 4: Simplify right side
    47,922,513.15x = 2,043,256,414,090,468
  5. Step 5: Solve for x
    x = 2,043,256,414,090,468/47,922,513.15
  6. Step 6: Final answer
    x = 42,636,670.74

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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.