Home / 57,282,482.52-79,048,721.88-31,177,575.72

Finding the Fourth Proportional to 57,282,482.52, 79,048,721.88 and 31,177,575.72

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Solution

The fourth proportional to 57,282,482.52, 79,048,721.88 and 31,177,575.72 is: 43,024,453.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,282,482.52 : 79,048,721.88 = 31,177,575.72 : x
  2. Step 2: Convert to fraction form
    57,282,482.52/79,048,721.88 = 31,177,575.72/x
  3. Step 3: Cross multiply
    57,282,482.52x = 79,048,721.88 × 31,177,575.72
  4. Step 4: Simplify right side
    57,282,482.52x = 2,464,547,511,982,920.50
  5. Step 5: Solve for x
    x = 2,464,547,511,982,920.50/57,282,482.52
  6. Step 6: Final answer
    x = 43,024,453.61

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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.