Home / 12,974,096.10-19,461,144.15-8,196,521.70

Finding the Fourth Proportional to 12,974,096.10, 19,461,144.15 and 8,196,521.70

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Solution

The fourth proportional to 12,974,096.10, 19,461,144.15 and 8,196,521.70 is: 12,294,782.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,974,096.10 : 19,461,144.15 = 8,196,521.70 : x
  2. Step 2: Convert to fraction form
    12,974,096.10/19,461,144.15 = 8,196,521.70/x
  3. Step 3: Cross multiply
    12,974,096.10x = 19,461,144.15 × 8,196,521.70
  4. Step 4: Simplify right side
    12,974,096.10x = 159,513,690,332,303.03
  5. Step 5: Solve for x
    x = 159,513,690,332,303.03/12,974,096.10
  6. Step 6: Final answer
    x = 12,294,782.55

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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.