Home / 7,118,700.46-9,824,669.85-4,021,354.42

Finding the Fourth Proportional to 7,118,700.46, 9,824,669.85 and 4,021,354.42

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Solution

The fourth proportional to 7,118,700.46, 9,824,669.85 and 4,021,354.42 is: 5,549,956.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,700.46 : 9,824,669.85 = 4,021,354.42 : x
  2. Step 2: Convert to fraction form
    7,118,700.46/9,824,669.85 = 4,021,354.42/x
  3. Step 3: Cross multiply
    7,118,700.46x = 9,824,669.85 × 4,021,354.42
  4. Step 4: Simplify right side
    7,118,700.46x = 39,508,479,526,338.23
  5. Step 5: Solve for x
    x = 39,508,479,526,338.23/7,118,700.46
  6. Step 6: Final answer
    x = 5,549,956.73

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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.