Home / 54,959,707.28-75,841,434.60-30,511,848.08

Finding the Fourth Proportional to 54,959,707.28, 75,841,434.60 and 30,511,848.08

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Solution

The fourth proportional to 54,959,707.28, 75,841,434.60 and 30,511,848.08 is: 42,104,706.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,959,707.28 : 75,841,434.60 = 30,511,848.08 : x
  2. Step 2: Convert to fraction form
    54,959,707.28/75,841,434.60 = 30,511,848.08/x
  3. Step 3: Cross multiply
    54,959,707.28x = 75,841,434.60 × 30,511,848.08
  4. Step 4: Simplify right side
    54,959,707.28x = 2,314,062,330,684,455.50
  5. Step 5: Solve for x
    x = 2,314,062,330,684,455.50/54,959,707.28
  6. Step 6: Final answer
    x = 42,104,706.25

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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.