Home / 48,511,660.34-66,976,309.64-30,880,514.67

Finding the Fourth Proportional to 48,511,660.34, 66,976,309.64 and 30,880,514.67

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Solution

The fourth proportional to 48,511,660.34, 66,976,309.64 and 30,880,514.67 is: 42,634,346.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,511,660.34 : 66,976,309.64 = 30,880,514.67 : x
  2. Step 2: Convert to fraction form
    48,511,660.34/66,976,309.64 = 30,880,514.67/x
  3. Step 3: Cross multiply
    48,511,660.34x = 66,976,309.64 × 30,880,514.67
  4. Step 4: Simplify right side
    48,511,660.34x = 2,068,262,912,226,080
  5. Step 5: Solve for x
    x = 2,068,262,912,226,080/48,511,660.34
  6. Step 6: Final answer
    x = 42,634,346.01

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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.