Home / 10,985,206.60-16,496,472.30-8,148,521.80

Finding the Fourth Proportional to 10,985,206.60, 16,496,472.30 and 8,148,521.80

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Solution

The fourth proportional to 10,985,206.60, 16,496,472.30 and 8,148,521.80 is: 12,236,625.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,985,206.60 : 16,496,472.30 = 8,148,521.80 : x
  2. Step 2: Convert to fraction form
    10,985,206.60/16,496,472.30 = 8,148,521.80/x
  3. Step 3: Cross multiply
    10,985,206.60x = 16,496,472.30 × 8,148,521.80
  4. Step 4: Simplify right side
    10,985,206.60x = 134,421,864,159,646.14
  5. Step 5: Solve for x
    x = 134,421,864,159,646.14/10,985,206.60
  6. Step 6: Final answer
    x = 12,236,625.95

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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.