Home / 12,000,671.69-16,560,970.55-6,494,045.92

Finding the Fourth Proportional to 12,000,671.69, 16,560,970.55 and 6,494,045.92

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Solution

The fourth proportional to 12,000,671.69, 16,560,970.55 and 6,494,045.92 is: 8,961,806.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,000,671.69 : 16,560,970.55 = 6,494,045.92 : x
  2. Step 2: Convert to fraction form
    12,000,671.69/16,560,970.55 = 6,494,045.92/x
  3. Step 3: Cross multiply
    12,000,671.69x = 16,560,970.55 × 6,494,045.92
  4. Step 4: Simplify right side
    12,000,671.69x = 107,547,703,157,595
  5. Step 5: Solve for x
    x = 107,547,703,157,595/12,000,671.69
  6. Step 6: Final answer
    x = 8,961,806.97

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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.