Home / 61,534,619.79-84,943,922.22-38,341,205.94

Finding the Fourth Proportional to 61,534,619.79, 84,943,922.22 and 38,341,205.94

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Solution

The fourth proportional to 61,534,619.79, 84,943,922.22 and 38,341,205.94 is: 52,927,155.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,534,619.79 : 84,943,922.22 = 38,341,205.94 : x
  2. Step 2: Convert to fraction form
    61,534,619.79/84,943,922.22 = 38,341,205.94/x
  3. Step 3: Cross multiply
    61,534,619.79x = 84,943,922.22 × 38,341,205.94
  4. Step 4: Simplify right side
    61,534,619.79x = 3,256,852,415,188,361.50
  5. Step 5: Solve for x
    x = 3,256,852,415,188,361.50/61,534,619.79
  6. Step 6: Final answer
    x = 52,927,155.91

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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.