Home / 8,426,853.72-11,625,749.40-4,894,048.98

Finding the Fourth Proportional to 8,426,853.72, 11,625,749.40 and 4,894,048.98

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Solution

The fourth proportional to 8,426,853.72, 11,625,749.40 and 4,894,048.98 is: 6,751,865.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426,853.72 : 11,625,749.40 = 4,894,048.98 : x
  2. Step 2: Convert to fraction form
    8,426,853.72/11,625,749.40 = 4,894,048.98/x
  3. Step 3: Cross multiply
    8,426,853.72x = 11,625,749.40 × 4,894,048.98
  4. Step 4: Simplify right side
    8,426,853.72x = 56,896,986,992,805.62
  5. Step 5: Solve for x
    x = 56,896,986,992,805.62/8,426,853.72
  6. Step 6: Final answer
    x = 6,751,865.99

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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.