Home / 30,186,139.50-47,072,811.75

Finding the Third Proportional to 30,186,139.50 and 47,072,811.75

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Solution

The third proportional to 30,186,139.50 and 47,072,811.75 is: 73,406,193.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,186,139.50 : 47,072,811.75 = 47,072,811.75 : x
  2. Step 2: Convert to fraction form
    30,186,139.50/47,072,811.75 = 47,072,811.75/x
  3. Step 3: Cross multiply
    30,186,139.50x = 47,072,811.75 × 47,072,811.75
  4. Step 4: Simplify right side
    30,186,139.50x = 2,215,849,606,050,938
  5. Step 5: Solve for x
    x = 2,215,849,606,050,938/30,186,139.50
  6. Step 6: Final answer
    x = 73,406,193.79

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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.