Home / 19,798,153.06-27,325,281.38-12,910,677.70

Finding the Fourth Proportional to 19,798,153.06, 27,325,281.38 and 12,910,677.70

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Solution

The fourth proportional to 19,798,153.06, 27,325,281.38 and 12,910,677.70 is: 17,819,232.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,798,153.06 : 27,325,281.38 = 12,910,677.70 : x
  2. Step 2: Convert to fraction form
    19,798,153.06/27,325,281.38 = 12,910,677.70/x
  3. Step 3: Cross multiply
    19,798,153.06x = 27,325,281.38 × 12,910,677.70
  4. Step 4: Simplify right side
    19,798,153.06x = 352,787,900,958,991.19
  5. Step 5: Solve for x
    x = 352,787,900,958,991.19/19,798,153.06
  6. Step 6: Final answer
    x = 17,819,232.93

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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.