Home / 14,272,399.40-19,696,052.95-7,746,086.84

Finding the Fourth Proportional to 14,272,399.40, 19,696,052.95 and 7,746,086.84

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Solution

The fourth proportional to 14,272,399.40, 19,696,052.95 and 7,746,086.84 is: 10,689,676.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272,399.40 : 19,696,052.95 = 7,746,086.84 : x
  2. Step 2: Convert to fraction form
    14,272,399.40/19,696,052.95 = 7,746,086.84/x
  3. Step 3: Cross multiply
    14,272,399.40x = 19,696,052.95 × 7,746,086.84
  4. Step 4: Simplify right side
    14,272,399.40x = 152,567,336,438,092.72
  5. Step 5: Solve for x
    x = 152,567,336,438,092.72/14,272,399.40
  6. Step 6: Final answer
    x = 10,689,676.78

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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.