Home / 6,980,031.88-10,470,047.82-2,187,746.26

Finding the Fourth Proportional to 6,980,031.88, 10,470,047.82 and 2,187,746.26

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Solution

The fourth proportional to 6,980,031.88, 10,470,047.82 and 2,187,746.26 is: 3,281,619.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980,031.88 : 10,470,047.82 = 2,187,746.26 : x
  2. Step 2: Convert to fraction form
    6,980,031.88/10,470,047.82 = 2,187,746.26/x
  3. Step 3: Cross multiply
    6,980,031.88x = 10,470,047.82 × 2,187,746.26
  4. Step 4: Simplify right side
    6,980,031.88x = 22,905,807,960,226.15
  5. Step 5: Solve for x
    x = 22,905,807,960,226.15/6,980,031.88
  6. Step 6: Final answer
    x = 3,281,619.39

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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.