Home / 12,624,562.17-17,421,546.42-7,117,888.23

Finding the Fourth Proportional to 12,624,562.17, 17,421,546.42 and 7,117,888.23

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Solution

The fourth proportional to 12,624,562.17, 17,421,546.42 and 7,117,888.23 is: 9,822,488.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,624,562.17 : 17,421,546.42 = 7,117,888.23 : x
  2. Step 2: Convert to fraction form
    12,624,562.17/17,421,546.42 = 7,117,888.23/x
  3. Step 3: Cross multiply
    12,624,562.17x = 17,421,546.42 × 7,117,888.23
  4. Step 4: Simplify right side
    12,624,562.17x = 124,004,620,211,316.66
  5. Step 5: Solve for x
    x = 124,004,620,211,316.66/12,624,562.17
  6. Step 6: Final answer
    x = 9,822,488.78

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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.