Home / 53,257,488.80-79,886,233.20-30,582,672.80

Finding the Fourth Proportional to 53,257,488.80, 79,886,233.20 and 30,582,672.80

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Solution

The fourth proportional to 53,257,488.80, 79,886,233.20 and 30,582,672.80 is: 45,874,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,257,488.80 : 79,886,233.20 = 30,582,672.80 : x
  2. Step 2: Convert to fraction form
    53,257,488.80/79,886,233.20 = 30,582,672.80/x
  3. Step 3: Cross multiply
    53,257,488.80x = 79,886,233.20 × 30,582,672.80
  4. Step 4: Simplify right side
    53,257,488.80x = 2,443,134,531,180,097
  5. Step 5: Solve for x
    x = 2,443,134,531,180,097/53,257,488.80
  6. Step 6: Final answer
    x = 45,874,009.20

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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.