Home / 20,020,246.22-27,627,574.02-11,318,421.48

Finding the Fourth Proportional to 20,020,246.22, 27,627,574.02 and 11,318,421.48

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Solution

The fourth proportional to 20,020,246.22, 27,627,574.02 and 11,318,421.48 is: 15,619,214.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,020,246.22 : 27,627,574.02 = 11,318,421.48 : x
  2. Step 2: Convert to fraction form
    20,020,246.22/27,627,574.02 = 11,318,421.48/x
  3. Step 3: Cross multiply
    20,020,246.22x = 27,627,574.02 × 11,318,421.48
  4. Step 4: Simplify right side
    20,020,246.22x = 312,700,527,228,257.94
  5. Step 5: Solve for x
    x = 312,700,527,228,257.94/20,020,246.22
  6. Step 6: Final answer
    x = 15,619,214.86

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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.