Home / 20,713,200.12-28,594,359.18-16,056,698.04

Finding the Fourth Proportional to 20,713,200.12, 28,594,359.18 and 16,056,698.04

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Solution

The fourth proportional to 20,713,200.12, 28,594,359.18 and 16,056,698.04 is: 22,166,106.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,713,200.12 : 28,594,359.18 = 16,056,698.04 : x
  2. Step 2: Convert to fraction form
    20,713,200.12/28,594,359.18 = 16,056,698.04/x
  3. Step 3: Cross multiply
    20,713,200.12x = 28,594,359.18 × 16,056,698.04
  4. Step 4: Simplify right side
    20,713,200.12x = 459,130,991,000,562
  5. Step 5: Solve for x
    x = 459,130,991,000,562/20,713,200.12
  6. Step 6: Final answer
    x = 22,166,106.07

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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.