Home / 14,573,712.38-20,113,496.37-8,462,140.88

Finding the Fourth Proportional to 14,573,712.38, 20,113,496.37 and 8,462,140.88

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Solution

The fourth proportional to 14,573,712.38, 20,113,496.37 and 8,462,140.88 is: 11,678,784.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,573,712.38 : 20,113,496.37 = 8,462,140.88 : x
  2. Step 2: Convert to fraction form
    14,573,712.38/20,113,496.37 = 8,462,140.88/x
  3. Step 3: Cross multiply
    14,573,712.38x = 20,113,496.37 × 8,462,140.88
  4. Step 4: Simplify right side
    14,573,712.38x = 170,203,239,771,741.12
  5. Step 5: Solve for x
    x = 170,203,239,771,741.12/14,573,712.38
  6. Step 6: Final answer
    x = 11,678,784.06

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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.