Home / 6,789,440.55-9,369,142.74-3,849,455.42

Finding the Fourth Proportional to 6,789,440.55, 9,369,142.74 and 3,849,455.42

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Solution

The fourth proportional to 6,789,440.55, 9,369,142.74 and 3,849,455.42 is: 5,312,086.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789,440.55 : 9,369,142.74 = 3,849,455.42 : x
  2. Step 2: Convert to fraction form
    6,789,440.55/9,369,142.74 = 3,849,455.42/x
  3. Step 3: Cross multiply
    6,789,440.55x = 9,369,142.74 × 3,849,455.42
  4. Step 4: Simplify right side
    6,789,440.55x = 36,066,097,301,246.65
  5. Step 5: Solve for x
    x = 36,066,097,301,246.65/6,789,440.55
  6. Step 6: Final answer
    x = 5,312,086.77

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1.5x scale

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.