Home / 10,712,318.60-16,066,329.48-5,245,057.82

Finding the Fourth Proportional to 10,712,318.60, 16,066,329.48 and 5,245,057.82

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Solution

The fourth proportional to 10,712,318.60, 16,066,329.48 and 5,245,057.82 is: 7,866,534.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,712,318.60 : 16,066,329.48 = 5,245,057.82 : x
  2. Step 2: Convert to fraction form
    10,712,318.60/16,066,329.48 = 5,245,057.82/x
  3. Step 3: Cross multiply
    10,712,318.60x = 16,066,329.48 × 5,245,057.82
  4. Step 4: Simplify right side
    10,712,318.60x = 84,268,827,117,936.36
  5. Step 5: Solve for x
    x = 84,268,827,117,936.36/10,712,318.60
  6. Step 6: Final answer
    x = 7,866,534.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.