Home / 14,012,615.66-19,337,421.73-7,817,663.64

Finding the Fourth Proportional to 14,012,615.66, 19,337,421.73 and 7,817,663.64

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Solution

The fourth proportional to 14,012,615.66, 19,337,421.73 and 7,817,663.64 is: 10,788,382.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012,615.66 : 19,337,421.73 = 7,817,663.64 : x
  2. Step 2: Convert to fraction form
    14,012,615.66/19,337,421.73 = 7,817,663.64/x
  3. Step 3: Cross multiply
    14,012,615.66x = 19,337,421.73 × 7,817,663.64
  4. Step 4: Simplify right side
    14,012,615.66x = 151,173,458,741,218.59
  5. Step 5: Solve for x
    x = 151,173,458,741,218.59/14,012,615.66
  6. Step 6: Final answer
    x = 10,788,382.59

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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.