Home / 14,189,174.80-19,581,060.47-7,662,803.63

Finding the Fourth Proportional to 14,189,174.80, 19,581,060.47 and 7,662,803.63

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Solution

The fourth proportional to 14,189,174.80, 19,581,060.47 and 7,662,803.63 is: 10,574,668.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,189,174.80 : 19,581,060.47 = 7,662,803.63 : x
  2. Step 2: Convert to fraction form
    14,189,174.80/19,581,060.47 = 7,662,803.63/x
  3. Step 3: Cross multiply
    14,189,174.80x = 19,581,060.47 × 7,662,803.63
  4. Step 4: Simplify right side
    14,189,174.80x = 150,045,821,112,546.19
  5. Step 5: Solve for x
    x = 150,045,821,112,546.19/14,189,174.80
  6. Step 6: Final answer
    x = 10,574,668.59

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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.