Home / 57,371,415.02-79,170,242.69-31,265,372.35

Finding the Fourth Proportional to 57,371,415.02, 79,170,242.69 and 31,265,372.35

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Solution

The fourth proportional to 57,371,415.02, 79,170,242.69 and 31,265,372.35 is: 43,144,954.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,371,415.02 : 79,170,242.69 = 31,265,372.35 : x
  2. Step 2: Convert to fraction form
    57,371,415.02/79,170,242.69 = 31,265,372.35/x
  3. Step 3: Cross multiply
    57,371,415.02x = 79,170,242.69 × 31,265,372.35
  4. Step 4: Simplify right side
    57,371,415.02x = 2,475,287,116,190,537.50
  5. Step 5: Solve for x
    x = 2,475,287,116,190,537.50/57,371,415.02
  6. Step 6: Final answer
    x = 43,144,954.95

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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.