Home / 13,809,569.77-19,065,371.93-12,277,437.76

Finding the Fourth Proportional to 13,809,569.77, 19,065,371.93 and 12,277,437.76

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Solution

The fourth proportional to 13,809,569.77, 19,065,371.93 and 12,277,437.76 is: 16,950,123.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,809,569.77 : 19,065,371.93 = 12,277,437.76 : x
  2. Step 2: Convert to fraction form
    13,809,569.77/19,065,371.93 = 12,277,437.76/x
  3. Step 3: Cross multiply
    13,809,569.77x = 19,065,371.93 × 12,277,437.76
  4. Step 4: Simplify right side
    13,809,569.77x = 234,073,917,241,826.06
  5. Step 5: Solve for x
    x = 234,073,917,241,826.06/13,809,569.77
  6. Step 6: Final answer
    x = 16,950,123.80

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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.