Home / 20,280,168-27,986,631.84-11,695,464

Finding the Fourth Proportional to 20,280,168, 27,986,631.84 and 11,695,464

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Solution

The fourth proportional to 20,280,168, 27,986,631.84 and 11,695,464 is: 16,139,740.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,280,168 : 27,986,631.84 = 11,695,464 : x
  2. Step 2: Convert to fraction form
    20,280,168/27,986,631.84 = 11,695,464/x
  3. Step 3: Cross multiply
    20,280,168x = 27,986,631.84 × 11,695,464
  4. Step 4: Simplify right side
    20,280,168x = 327,316,645,165,973.75
  5. Step 5: Solve for x
    x = 327,316,645,165,973.75/20,280,168
  6. Step 6: Final answer
    x = 16,139,740.32

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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.