Home / 55,716,999.80-83,575,499.70-17,378,452.40

Finding the Fourth Proportional to 55,716,999.80, 83,575,499.70 and 17,378,452.40

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Solution

The fourth proportional to 55,716,999.80, 83,575,499.70 and 17,378,452.40 is: 26,067,678.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,716,999.80 : 83,575,499.70 = 17,378,452.40 : x
  2. Step 2: Convert to fraction form
    55,716,999.80/83,575,499.70 = 17,378,452.40/x
  3. Step 3: Cross multiply
    55,716,999.80x = 83,575,499.70 × 17,378,452.40
  4. Step 4: Simplify right side
    55,716,999.80x = 1,452,412,843,342,664.25
  5. Step 5: Solve for x
    x = 1,452,412,843,342,664.25/55,716,999.80
  6. Step 6: Final answer
    x = 26,067,678.60

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1.5x scale

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.