Home / 47,922,508.15-71,810,615.51-28,453,395.52

Finding the Fourth Proportional to 47,922,508.15, 71,810,615.51 and 28,453,395.52

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Solution

The fourth proportional to 47,922,508.15, 71,810,615.51 and 28,453,395.52 is: 42,636,663.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,922,508.15 : 71,810,615.51 = 28,453,395.52 : x
  2. Step 2: Convert to fraction form
    47,922,508.15/71,810,615.51 = 28,453,395.52/x
  3. Step 3: Cross multiply
    47,922,508.15x = 71,810,615.51 × 28,453,395.52
  4. Step 4: Simplify right side
    47,922,508.15x = 2,043,255,845,498,409.25
  5. Step 5: Solve for x
    x = 2,043,255,845,498,409.25/47,922,508.15
  6. Step 6: Final answer
    x = 42,636,663.32

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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.