Home / 6,477,655.46-9,709,980.51-2,214,908.42

Finding the Fourth Proportional to 6,477,655.46, 9,709,980.51 and 2,214,908.42

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Solution

The fourth proportional to 6,477,655.46, 9,709,980.51 and 2,214,908.42 is: 3,320,139.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477,655.46 : 9,709,980.51 = 2,214,908.42 : x
  2. Step 2: Convert to fraction form
    6,477,655.46/9,709,980.51 = 2,214,908.42/x
  3. Step 3: Cross multiply
    6,477,655.46x = 9,709,980.51 × 2,214,908.42
  4. Step 4: Simplify right side
    6,477,655.46x = 21,506,717,589,634.89
  5. Step 5: Solve for x
    x = 21,506,717,589,634.89/6,477,655.46
  6. Step 6: Final answer
    x = 3,320,139.16

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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.