Home / 56,926,016.16-78,556,949.68-30,820,322.04

Finding the Fourth Proportional to 56,926,016.16, 78,556,949.68 and 30,820,322.04

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Solution

The fourth proportional to 56,926,016.16, 78,556,949.68 and 30,820,322.04 is: 42,531,528.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,926,016.16 : 78,556,949.68 = 30,820,322.04 : x
  2. Step 2: Convert to fraction form
    56,926,016.16/78,556,949.68 = 30,820,322.04/x
  3. Step 3: Cross multiply
    56,926,016.16x = 78,556,949.68 × 30,820,322.04
  4. Step 4: Simplify right side
    56,926,016.16x = 2,421,150,487,617,675
  5. Step 5: Solve for x
    x = 2,421,150,487,617,675/56,926,016.16
  6. Step 6: Final answer
    x = 42,531,528.66

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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.