Home / 84,034,968.55-115,968,023.59-46,865,283.75

Finding the Fourth Proportional to 84,034,968.55, 115,968,023.59 and 46,865,283.75

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Solution

The fourth proportional to 84,034,968.55, 115,968,023.59 and 46,865,283.75 is: 64,673,961.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,034,968.55 : 115,968,023.59 = 46,865,283.75 : x
  2. Step 2: Convert to fraction form
    84,034,968.55/115,968,023.59 = 46,865,283.75/x
  3. Step 3: Cross multiply
    84,034,968.55x = 115,968,023.59 × 46,865,283.75
  4. Step 4: Simplify right side
    84,034,968.55x = 5,434,874,331,472,044
  5. Step 5: Solve for x
    x = 5,434,874,331,472,044/84,034,968.55
  6. Step 6: Final answer
    x = 64,673,961.63

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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.