Home / 13,877,128.52-19,150,133.64-7,597,642.76

Finding the Fourth Proportional to 13,877,128.52, 19,150,133.64 and 7,597,642.76

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Solution

The fourth proportional to 13,877,128.52, 19,150,133.64 and 7,597,642.76 is: 10,484,580.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,877,128.52 : 19,150,133.64 = 7,597,642.76 : x
  2. Step 2: Convert to fraction form
    13,877,128.52/19,150,133.64 = 7,597,642.76/x
  3. Step 3: Cross multiply
    13,877,128.52x = 19,150,133.64 × 7,597,642.76
  4. Step 4: Simplify right side
    13,877,128.52x = 145,495,874,202,978.44
  5. Step 5: Solve for x
    x = 145,495,874,202,978.44/13,877,128.52
  6. Step 6: Final answer
    x = 10,484,580.73

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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.