Home / 57,878,461.98-86,772,224.43-39,627,448.83

Finding the Fourth Proportional to 57,878,461.98, 86,772,224.43 and 39,627,448.83

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Solution

The fourth proportional to 57,878,461.98, 86,772,224.43 and 39,627,448.83 is: 59,410,042.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,878,461.98 : 86,772,224.43 = 39,627,448.83 : x
  2. Step 2: Convert to fraction form
    57,878,461.98/86,772,224.43 = 39,627,448.83/x
  3. Step 3: Cross multiply
    57,878,461.98x = 86,772,224.43 × 39,627,448.83
  4. Step 4: Simplify right side
    57,878,461.98x = 3,438,561,883,465,101
  5. Step 5: Solve for x
    x = 3,438,561,883,465,101/57,878,461.98
  6. Step 6: Final answer
    x = 59,410,042.46

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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.