Home / 81,577,312.02-122,370,034.10-23,293,634.45

Finding the Fourth Proportional to 81,577,312.02, 122,370,034.10 and 23,293,634.45

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Solution

The fourth proportional to 81,577,312.02, 122,370,034.10 and 23,293,634.45 is: 34,941,612.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,577,312.02 : 122,370,034.10 = 23,293,634.45 : x
  2. Step 2: Convert to fraction form
    81,577,312.02/122,370,034.10 = 23,293,634.45/x
  3. Step 3: Cross multiply
    81,577,312.02x = 122,370,034.10 × 23,293,634.45
  4. Step 4: Simplify right side
    81,577,312.02x = 2,850,442,841,231,116.50
  5. Step 5: Solve for x
    x = 2,850,442,841,231,116.50/81,577,312.02
  6. Step 6: Final answer
    x = 34,941,612.69

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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.