Home / 7,180,566-9,908,953.68-4,083,425.88

Finding the Fourth Proportional to 7,180,566, 9,908,953.68 and 4,083,425.88

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Solution

The fourth proportional to 7,180,566, 9,908,953.68 and 4,083,425.88 is: 5,634,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180,566 : 9,908,953.68 = 4,083,425.88 : x
  2. Step 2: Convert to fraction form
    7,180,566/9,908,953.68 = 4,083,425.88/x
  3. Step 3: Cross multiply
    7,180,566x = 9,908,953.68 × 4,083,425.88
  4. Step 4: Simplify right side
    7,180,566x = 40,462,477,900,633.23
  5. Step 5: Solve for x
    x = 40,462,477,900,633.23/7,180,566
  6. Step 6: Final answer
    x = 5,634,998.40

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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.