Home / 6,178,921.79-8,527,417.21-3,426,472.53

Finding the Fourth Proportional to 6,178,921.79, 8,527,417.21 and 3,426,472.53

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Solution

The fourth proportional to 6,178,921.79, 8,527,417.21 and 3,426,472.53 is: 4,728,812.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178,921.79 : 8,527,417.21 = 3,426,472.53 : x
  2. Step 2: Convert to fraction form
    6,178,921.79/8,527,417.21 = 3,426,472.53/x
  3. Step 3: Cross multiply
    6,178,921.79x = 8,527,417.21 × 3,426,472.53
  4. Step 4: Simplify right side
    6,178,921.79x = 29,218,960,806,923.42
  5. Step 5: Solve for x
    x = 29,218,960,806,923.42/6,178,921.79
  6. Step 6: Final answer
    x = 4,728,812.21

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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.