Home / 20,060,457.62-27,686,355.80-11,240,505.32

Finding the Fourth Proportional to 20,060,457.62, 27,686,355.80 and 11,240,505.32

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Solution

The fourth proportional to 20,060,457.62, 27,686,355.80 and 11,240,505.32 is: 15,513,535.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,060,457.62 : 27,686,355.80 = 11,240,505.32 : x
  2. Step 2: Convert to fraction form
    20,060,457.62/27,686,355.80 = 11,240,505.32/x
  3. Step 3: Cross multiply
    20,060,457.62x = 27,686,355.80 × 11,240,505.32
  4. Step 4: Simplify right side
    20,060,457.62x = 311,208,629,466,678.56
  5. Step 5: Solve for x
    x = 311,208,629,466,678.56/20,060,457.62
  6. Step 6: Final answer
    x = 15,513,535.90

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1.5x scale

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.