Home / 7,618,907.52-10,514,055.96-4,134,245.40

Finding the Fourth Proportional to 7,618,907.52, 10,514,055.96 and 4,134,245.40

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Solution

The fourth proportional to 7,618,907.52, 10,514,055.96 and 4,134,245.40 is: 5,705,238.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618,907.52 : 10,514,055.96 = 4,134,245.40 : x
  2. Step 2: Convert to fraction form
    7,618,907.52/10,514,055.96 = 4,134,245.40/x
  3. Step 3: Cross multiply
    7,618,907.52x = 10,514,055.96 × 4,134,245.40
  4. Step 4: Simplify right side
    7,618,907.52x = 43,467,687,487,972.59
  5. Step 5: Solve for x
    x = 43,467,687,487,972.59/7,618,907.52
  6. Step 6: Final answer
    x = 5,705,238.89

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1.5x scale

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.