Home / 56,594,164.80-84,891,247.20-20,219,980.80

Finding the Fourth Proportional to 56,594,164.80, 84,891,247.20 and 20,219,980.80

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Solution

The fourth proportional to 56,594,164.80, 84,891,247.20 and 20,219,980.80 is: 30,329,971.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,594,164.80 : 84,891,247.20 = 20,219,980.80 : x
  2. Step 2: Convert to fraction form
    56,594,164.80/84,891,247.20 = 20,219,980.80/x
  3. Step 3: Cross multiply
    56,594,164.80x = 84,891,247.20 × 20,219,980.80
  4. Step 4: Simplify right side
    56,594,164.80x = 1,716,499,388,472,054
  5. Step 5: Solve for x
    x = 1,716,499,388,472,054/56,594,164.80
  6. Step 6: Final answer
    x = 30,329,971.20

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Similar ratio
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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.