Home / 9,712,812.48-13,403,789.64-5,361,900.96

Finding the Fourth Proportional to 9,712,812.48, 13,403,789.64 and 5,361,900.96

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Solution

The fourth proportional to 9,712,812.48, 13,403,789.64 and 5,361,900.96 is: 7,399,483.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712,812.48 : 13,403,789.64 = 5,361,900.96 : x
  2. Step 2: Convert to fraction form
    9,712,812.48/13,403,789.64 = 5,361,900.96/x
  3. Step 3: Cross multiply
    9,712,812.48x = 13,403,789.64 × 5,361,900.96
  4. Step 4: Simplify right side
    9,712,812.48x = 71,869,792,538,354.06
  5. Step 5: Solve for x
    x = 71,869,792,538,354.06/9,712,812.48
  6. Step 6: Final answer
    x = 7,399,483.18

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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.