Home / 10,771,231.40-16,148,811.90-6,510,501.80

Finding the Fourth Proportional to 10,771,231.40, 16,148,811.90 and 6,510,501.80

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Solution

The fourth proportional to 10,771,231.40, 16,148,811.90 and 6,510,501.80 is: 9,760,895.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,771,231.40 : 16,148,811.90 = 6,510,501.80 : x
  2. Step 2: Convert to fraction form
    10,771,231.40/16,148,811.90 = 6,510,501.80/x
  3. Step 3: Cross multiply
    10,771,231.40x = 16,148,811.90 × 6,510,501.80
  4. Step 4: Simplify right side
    10,771,231.40x = 105,136,868,942,811.42
  5. Step 5: Solve for x
    x = 105,136,868,942,811.42/10,771,231.40
  6. Step 6: Final answer
    x = 9,760,895.95

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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.