Home / 14,271,475.86-19,694,780.64-7,745,161.68

Finding the Fourth Proportional to 14,271,475.86, 19,694,780.64 and 7,745,161.68

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Solution

The fourth proportional to 14,271,475.86, 19,694,780.64 and 7,745,161.68 is: 10,688,401.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271,475.86 : 19,694,780.64 = 7,745,161.68 : x
  2. Step 2: Convert to fraction form
    14,271,475.86/19,694,780.64 = 7,745,161.68/x
  3. Step 3: Cross multiply
    14,271,475.86x = 19,694,780.64 × 7,745,161.68
  4. Step 4: Simplify right side
    14,271,475.86x = 152,539,260,308,933.88
  5. Step 5: Solve for x
    x = 152,539,260,308,933.88/14,271,475.86
  6. Step 6: Final answer
    x = 10,688,401.24

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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.