Home / 14,215,673.77-19,617,632.04-7,689,300.37

Finding the Fourth Proportional to 14,215,673.77, 19,617,632.04 and 7,689,300.37

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Solution

The fourth proportional to 14,215,673.77, 19,617,632.04 and 7,689,300.37 is: 10,611,235.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215,673.77 : 19,617,632.04 = 7,689,300.37 : x
  2. Step 2: Convert to fraction form
    14,215,673.77/19,617,632.04 = 7,689,300.37/x
  3. Step 3: Cross multiply
    14,215,673.77x = 19,617,632.04 × 7,689,300.37
  4. Step 4: Simplify right side
    14,215,673.77x = 150,845,865,303,695.84
  5. Step 5: Solve for x
    x = 150,845,865,303,695.84/14,215,673.77
  6. Step 6: Final answer
    x = 10,611,235.72

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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.