Home / 7,891,419.71-11,837,457.62-2,499,950.77

Finding the Fourth Proportional to 7,891,419.71, 11,837,457.62 and 2,499,950.77

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Solution

The fourth proportional to 7,891,419.71, 11,837,457.62 and 2,499,950.77 is: 3,750,030.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,891,419.71 : 11,837,457.62 = 2,499,950.77 : x
  2. Step 2: Convert to fraction form
    7,891,419.71/11,837,457.62 = 2,499,950.77/x
  3. Step 3: Cross multiply
    7,891,419.71x = 11,837,457.62 × 2,499,950.77
  4. Step 4: Simplify right side
    7,891,419.71x = 29,593,061,259,242.79
  5. Step 5: Solve for x
    x = 29,593,061,259,242.79/7,891,419.71
  6. Step 6: Final answer
    x = 3,750,030.08

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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.