Home / 9,730,619.19-13,428,534.96-5,379,986.52

Finding the Fourth Proportional to 9,730,619.19, 13,428,534.96 and 5,379,986.52

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Solution

The fourth proportional to 9,730,619.19, 13,428,534.96 and 5,379,986.52 is: 7,424,536.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730,619.19 : 13,428,534.96 = 5,379,986.52 : x
  2. Step 2: Convert to fraction form
    9,730,619.19/13,428,534.96 = 5,379,986.52/x
  3. Step 3: Cross multiply
    9,730,619.19x = 13,428,534.96 × 5,379,986.52
  4. Step 4: Simplify right side
    9,730,619.19x = 72,245,337,068,148.73
  5. Step 5: Solve for x
    x = 72,245,337,068,148.73/9,730,619.19
  6. Step 6: Final answer
    x = 7,424,536.47

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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.