Home / 6,401,312.88-8,819,633.88-4,222,011.12

Finding the Fourth Proportional to 6,401,312.88, 8,819,633.88 and 4,222,011.12

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Solution

The fourth proportional to 6,401,312.88, 8,819,633.88 and 4,222,011.12 is: 5,817,024.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,401,312.88 : 8,819,633.88 = 4,222,011.12 : x
  2. Step 2: Convert to fraction form
    6,401,312.88/8,819,633.88 = 4,222,011.12/x
  3. Step 3: Cross multiply
    6,401,312.88x = 8,819,633.88 × 4,222,011.12
  4. Step 4: Simplify right side
    6,401,312.88x = 37,236,592,315,688.75
  5. Step 5: Solve for x
    x = 37,236,592,315,688.75/6,401,312.88
  6. Step 6: Final answer
    x = 5,817,024.26

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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.