Home / 55,730,273.20-83,595,409.80-30,221,105.20

Finding the Fourth Proportional to 55,730,273.20, 83,595,409.80 and 30,221,105.20

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Solution

The fourth proportional to 55,730,273.20, 83,595,409.80 and 30,221,105.20 is: 45,331,657.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,730,273.20 : 83,595,409.80 = 30,221,105.20 : x
  2. Step 2: Convert to fraction form
    55,730,273.20/83,595,409.80 = 30,221,105.20/x
  3. Step 3: Cross multiply
    55,730,273.20x = 83,595,409.80 × 30,221,105.20
  4. Step 4: Simplify right side
    55,730,273.20x = 2,526,345,673,802,911
  5. Step 5: Solve for x
    x = 2,526,345,673,802,911/55,730,273.20
  6. Step 6: Final answer
    x = 45,331,657.80

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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.