Home / 14,573,820.60-20,113,645.68-8,462,248.92

Finding the Fourth Proportional to 14,573,820.60, 20,113,645.68 and 8,462,248.92

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Solution

The fourth proportional to 14,573,820.60, 20,113,645.68 and 8,462,248.92 is: 11,678,933.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,573,820.60 : 20,113,645.68 = 8,462,248.92 : x
  2. Step 2: Convert to fraction form
    14,573,820.60/20,113,645.68 = 8,462,248.92/x
  3. Step 3: Cross multiply
    14,573,820.60x = 20,113,645.68 × 8,462,248.92
  4. Step 4: Simplify right side
    14,573,820.60x = 170,206,676,432,842.66
  5. Step 5: Solve for x
    x = 170,206,676,432,842.66/14,573,820.60
  6. Step 6: Final answer
    x = 11,678,933.14

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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.