Home / 53,285,315.16-73,533,733.56-28,839,029.16

Finding the Fourth Proportional to 53,285,315.16, 73,533,733.56 and 28,839,029.16

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Solution

The fourth proportional to 53,285,315.16, 73,533,733.56 and 28,839,029.16 is: 39,797,859.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,285,315.16 : 73,533,733.56 = 28,839,029.16 : x
  2. Step 2: Convert to fraction form
    53,285,315.16/73,533,733.56 = 28,839,029.16/x
  3. Step 3: Cross multiply
    53,285,315.16x = 73,533,733.56 × 28,839,029.16
  4. Step 4: Simplify right side
    53,285,315.16x = 2,120,641,486,380,510.75
  5. Step 5: Solve for x
    x = 2,120,641,486,380,510.75/53,285,315.16
  6. Step 6: Final answer
    x = 39,797,859.50

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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.