Home / 30,530,298.24-45,795,214.08-7,811,159.04

Finding the Fourth Proportional to 30,530,298.24, 45,795,214.08 and 7,811,159.04

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Solution

The fourth proportional to 30,530,298.24, 45,795,214.08 and 7,811,159.04 is: 11,716,678.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,530,298.24 : 45,795,214.08 = 7,811,159.04 : x
  2. Step 2: Convert to fraction form
    30,530,298.24/45,795,214.08 = 7,811,159.04/x
  3. Step 3: Cross multiply
    30,530,298.24x = 45,795,214.08 × 7,811,159.04
  4. Step 4: Simplify right side
    30,530,298.24x = 357,713,700,449,727.25
  5. Step 5: Solve for x
    x = 357,713,700,449,727.25/30,530,298.24
  6. Step 6: Final answer
    x = 11,716,678.88

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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.