Home / 30,186,138.50-47,072,814.75

Finding the Third Proportional to 30,186,138.50 and 47,072,814.75

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Solution

The third proportional to 30,186,138.50 and 47,072,814.75 is: 73,406,205.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,186,138.50 : 47,072,814.75 = 47,072,814.75 : x
  2. Step 2: Convert to fraction form
    30,186,138.50/47,072,814.75 = 47,072,814.75/x
  3. Step 3: Cross multiply
    30,186,138.50x = 47,072,814.75 × 47,072,814.75
  4. Step 4: Simplify right side
    30,186,138.50x = 2,215,849,888,487,817.50
  5. Step 5: Solve for x
    x = 2,215,849,888,487,817.50/30,186,138.50
  6. Step 6: Final answer
    x = 73,406,205.58

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.