Home / 52,307,961.48-72,183,860.40-30,282,392.88

Finding the Fourth Proportional to 52,307,961.48, 72,183,860.40 and 30,282,392.88

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Solution

The fourth proportional to 52,307,961.48, 72,183,860.40 and 30,282,392.88 is: 41,789,050.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,307,961.48 : 72,183,860.40 = 30,282,392.88 : x
  2. Step 2: Convert to fraction form
    52,307,961.48/72,183,860.40 = 30,282,392.88/x
  3. Step 3: Cross multiply
    52,307,961.48x = 72,183,860.40 × 30,282,392.88
  4. Step 4: Simplify right side
    52,307,961.48x = 2,185,900,020,227,874
  5. Step 5: Solve for x
    x = 2,185,900,020,227,874/52,307,961.48
  6. Step 6: Final answer
    x = 41,789,050.05

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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.