Home / 11,378,711.20-17,068,066.80-3,291,950.65

Finding the Fourth Proportional to 11,378,711.20, 17,068,066.80 and 3,291,950.65

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Solution

The fourth proportional to 11,378,711.20, 17,068,066.80 and 3,291,950.65 is: 4,937,925.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378,711.20 : 17,068,066.80 = 3,291,950.65 : x
  2. Step 2: Convert to fraction form
    11,378,711.20/17,068,066.80 = 3,291,950.65/x
  3. Step 3: Cross multiply
    11,378,711.20x = 17,068,066.80 × 3,291,950.65
  4. Step 4: Simplify right side
    11,378,711.20x = 56,187,233,596,503.42
  5. Step 5: Solve for x
    x = 56,187,233,596,503.42/11,378,711.20
  6. Step 6: Final answer
    x = 4,937,925.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.