Home / 75,404,848.28-113,098,802.52-20,825,193.11

Finding the Fourth Proportional to 75,404,848.28, 113,098,802.52 and 20,825,193.11

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Solution

The fourth proportional to 75,404,848.28, 113,098,802.52 and 20,825,193.11 is: 31,235,450.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,404,848.28 : 113,098,802.52 = 20,825,193.11 : x
  2. Step 2: Convert to fraction form
    75,404,848.28/113,098,802.52 = 20,825,193.11/x
  3. Step 3: Cross multiply
    75,404,848.28x = 113,098,802.52 × 20,825,193.11
  4. Step 4: Simplify right side
    75,404,848.28x = 2,355,304,402,988,754.50
  5. Step 5: Solve for x
    x = 2,355,304,402,988,754.50/75,404,848.28
  6. Step 6: Final answer
    x = 31,235,450.46

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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.