Home / 6,689,271.45-10,035,401.86-2,140,593.20

Finding the Fourth Proportional to 6,689,271.45, 10,035,401.86 and 2,140,593.20

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Solution

The fourth proportional to 6,689,271.45, 10,035,401.86 and 2,140,593.20 is: 3,211,368.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,689,271.45 : 10,035,401.86 = 2,140,593.20 : x
  2. Step 2: Convert to fraction form
    6,689,271.45/10,035,401.86 = 2,140,593.20/x
  3. Step 3: Cross multiply
    6,689,271.45x = 10,035,401.86 × 2,140,593.20
  4. Step 4: Simplify right side
    6,689,271.45x = 21,481,712,980,783.35
  5. Step 5: Solve for x
    x = 21,481,712,980,783.35/6,689,271.45
  6. Step 6: Final answer
    x = 3,211,368.11

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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.