Home / 19,510,075.76-26,923,905.78-10,689,564.56

Finding the Fourth Proportional to 19,510,075.76, 26,923,905.78 and 10,689,564.56

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Solution

The fourth proportional to 19,510,075.76, 26,923,905.78 and 10,689,564.56 is: 14,751,599.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,510,075.76 : 26,923,905.78 = 10,689,564.56 : x
  2. Step 2: Convert to fraction form
    19,510,075.76/26,923,905.78 = 10,689,564.56/x
  3. Step 3: Cross multiply
    19,510,075.76x = 26,923,905.78 × 10,689,564.56
  4. Step 4: Simplify right side
    19,510,075.76x = 287,804,829,042,667.19
  5. Step 5: Solve for x
    x = 287,804,829,042,667.19/19,510,075.76
  6. Step 6: Final answer
    x = 14,751,599.77

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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.