Home / 13,858,407.94-19,124,726.75-7,663,871.59

Finding the Fourth Proportional to 13,858,407.94, 19,124,726.75 and 7,663,871.59

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Solution

The fourth proportional to 13,858,407.94, 19,124,726.75 and 7,663,871.59 is: 10,576,211.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,858,407.94 : 19,124,726.75 = 7,663,871.59 : x
  2. Step 2: Convert to fraction form
    13,858,407.94/19,124,726.75 = 7,663,871.59/x
  3. Step 3: Cross multiply
    13,858,407.94x = 19,124,726.75 × 7,663,871.59
  4. Step 4: Simplify right side
    13,858,407.94x = 146,569,450,005,838.03
  5. Step 5: Solve for x
    x = 146,569,450,005,838.03/13,858,407.94
  6. Step 6: Final answer
    x = 10,576,211.25

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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.