Home / 55,775,598.30-76,972,194.66-30,996,829.32

Finding the Fourth Proportional to 55,775,598.30, 76,972,194.66 and 30,996,829.32

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Solution

The fourth proportional to 55,775,598.30, 76,972,194.66 and 30,996,829.32 is: 42,776,663.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,775,598.30 : 76,972,194.66 = 30,996,829.32 : x
  2. Step 2: Convert to fraction form
    55,775,598.30/76,972,194.66 = 30,996,829.32/x
  3. Step 3: Cross multiply
    55,775,598.30x = 76,972,194.66 × 30,996,829.32
  4. Step 4: Simplify right side
    55,775,598.30x = 2,385,893,980,261,835.50
  5. Step 5: Solve for x
    x = 2,385,893,980,261,835.50/55,775,598.30
  6. Step 6: Final answer
    x = 42,776,663.15

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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.