Home / 23,119,289.44-31,905,669.78-12,806,011.36

Finding the Fourth Proportional to 23,119,289.44, 31,905,669.78 and 12,806,011.36

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Solution

The fourth proportional to 23,119,289.44, 31,905,669.78 and 12,806,011.36 is: 17,672,877.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,119,289.44 : 31,905,669.78 = 12,806,011.36 : x
  2. Step 2: Convert to fraction form
    23,119,289.44/31,905,669.78 = 12,806,011.36/x
  3. Step 3: Cross multiply
    23,119,289.44x = 31,905,669.78 × 12,806,011.36
  4. Step 4: Simplify right side
    23,119,289.44x = 408,584,369,651,088.69
  5. Step 5: Solve for x
    x = 408,584,369,651,088.69/23,119,289.44
  6. Step 6: Final answer
    x = 17,672,877.48

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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.