Home / 7,026,988.58-9,696,171.81-3,970,087.46

Finding the Fourth Proportional to 7,026,988.58, 9,696,171.81 and 3,970,087.46

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Solution

The fourth proportional to 7,026,988.58, 9,696,171.81 and 3,970,087.46 is: 5,478,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026,988.58 : 9,696,171.81 = 3,970,087.46 : x
  2. Step 2: Convert to fraction form
    7,026,988.58/9,696,171.81 = 3,970,087.46/x
  3. Step 3: Cross multiply
    7,026,988.58x = 9,696,171.81 × 3,970,087.46
  4. Step 4: Simplify right side
    7,026,988.58x = 38,494,650,112,886.51
  5. Step 5: Solve for x
    x = 38,494,650,112,886.51/7,026,988.58
  6. Step 6: Final answer
    x = 5,478,114.80

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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.