Home / 9,876,112.40-14,803,747.44-5,325,922.76

Finding the Fourth Proportional to 9,876,112.40, 14,803,747.44 and 5,325,922.76

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Solution

The fourth proportional to 9,876,112.40, 14,803,747.44 and 5,325,922.76 is: 7,983,264.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876,112.40 : 14,803,747.44 = 5,325,922.76 : x
  2. Step 2: Convert to fraction form
    9,876,112.40/14,803,747.44 = 5,325,922.76/x
  3. Step 3: Cross multiply
    9,876,112.40x = 14,803,747.44 × 5,325,922.76
  4. Step 4: Simplify right side
    9,876,112.40x = 78,843,615,423,987.73
  5. Step 5: Solve for x
    x = 78,843,615,423,987.73/9,876,112.40
  6. Step 6: Final answer
    x = 7,983,264.29

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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.