Home / 14,330,497.28-19,775,189.76-7,891,969.28

Finding the Fourth Proportional to 14,330,497.28, 19,775,189.76 and 7,891,969.28

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Solution

The fourth proportional to 14,330,497.28, 19,775,189.76 and 7,891,969.28 is: 10,890,423.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,330,497.28 : 19,775,189.76 = 7,891,969.28 : x
  2. Step 2: Convert to fraction form
    14,330,497.28/19,775,189.76 = 7,891,969.28/x
  3. Step 3: Cross multiply
    14,330,497.28x = 19,775,189.76 × 7,891,969.28
  4. Step 4: Simplify right side
    14,330,497.28x = 156,065,190,092,090.59
  5. Step 5: Solve for x
    x = 156,065,190,092,090.59/14,330,497.28
  6. Step 6: Final answer
    x = 10,890,423.90

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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.