Home / 13,366,614.94-18,445,434.69-7,254,912.22

Finding the Fourth Proportional to 13,366,614.94, 18,445,434.69 and 7,254,912.22

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Solution

The fourth proportional to 13,366,614.94, 18,445,434.69 and 7,254,912.22 is: 10,011,510.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,614.94 : 18,445,434.69 = 7,254,912.22 : x
  2. Step 2: Convert to fraction form
    13,366,614.94/18,445,434.69 = 7,254,912.22/x
  3. Step 3: Cross multiply
    13,366,614.94x = 18,445,434.69 × 7,254,912.22
  4. Step 4: Simplify right side
    13,366,614.94x = 133,820,009,535,692.92
  5. Step 5: Solve for x
    x = 133,820,009,535,692.92/13,366,614.94
  6. Step 6: Final answer
    x = 10,011,510.78

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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.