Home / 28,376,671.98-42,565,008.53-6,811,273.67

Finding the Fourth Proportional to 28,376,671.98, 42,565,008.53 and 6,811,273.67

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Solution

The fourth proportional to 28,376,671.98, 42,565,008.53 and 6,811,273.67 is: 10,216,910.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,376,671.98 : 42,565,008.53 = 6,811,273.67 : x
  2. Step 2: Convert to fraction form
    28,376,671.98/42,565,008.53 = 6,811,273.67/x
  3. Step 3: Cross multiply
    28,376,671.98x = 42,565,008.53 × 6,811,273.67
  4. Step 4: Simplify right side
    28,376,671.98x = 289,921,921,903,145.12
  5. Step 5: Solve for x
    x = 289,921,921,903,145.12/28,376,671.98
  6. Step 6: Final answer
    x = 10,216,910.64

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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.