Home / 14,271,140.31-19,694,186.67-7,744,770.91

Finding the Fourth Proportional to 14,271,140.31, 19,694,186.67 and 7,744,770.91

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Solution

The fourth proportional to 14,271,140.31, 19,694,186.67 and 7,744,770.91 is: 10,687,790.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271,140.31 : 19,694,186.67 = 7,744,770.91 : x
  2. Step 2: Convert to fraction form
    14,271,140.31/19,694,186.67 = 7,744,770.91/x
  3. Step 3: Cross multiply
    14,271,140.31x = 19,694,186.67 × 7,744,770.91
  4. Step 4: Simplify right side
    14,271,140.31x = 152,526,964,017,925.78
  5. Step 5: Solve for x
    x = 152,526,964,017,925.78/14,271,140.31
  6. Step 6: Final answer
    x = 10,687,790.93

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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.