Home / 47,387,730.21-65,393,813.25-26,479,934.67

Finding the Fourth Proportional to 47,387,730.21, 65,393,813.25 and 26,479,934.67

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Solution

The fourth proportional to 47,387,730.21, 65,393,813.25 and 26,479,934.67 is: 36,541,608.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,387,730.21 : 65,393,813.25 = 26,479,934.67 : x
  2. Step 2: Convert to fraction form
    47,387,730.21/65,393,813.25 = 26,479,934.67/x
  3. Step 3: Cross multiply
    47,387,730.21x = 65,393,813.25 × 26,479,934.67
  4. Step 4: Simplify right side
    47,387,730.21x = 1,731,623,902,450,075.75
  5. Step 5: Solve for x
    x = 1,731,623,902,450,075.75/47,387,730.21
  6. Step 6: Final answer
    x = 36,541,608.87

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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.