Home / 13,556,457.58-18,700,994-8,656,527.82

Finding the Fourth Proportional to 13,556,457.58, 18,700,994 and 8,656,527.82

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Solution

The fourth proportional to 13,556,457.58, 18,700,994 and 8,656,527.82 is: 11,941,591.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,556,457.58 : 18,700,994 = 8,656,527.82 : x
  2. Step 2: Convert to fraction form
    13,556,457.58/18,700,994 = 8,656,527.82/x
  3. Step 3: Cross multiply
    13,556,457.58x = 18,700,994 × 8,656,527.82
  4. Step 4: Simplify right side
    13,556,457.58x = 161,885,674,822,653.09
  5. Step 5: Solve for x
    x = 161,885,674,822,653.09/13,556,457.58
  6. Step 6: Final answer
    x = 11,941,591.22

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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.