Home / 13,842,323.10-20,763,484.65-8,173,619.10

Finding the Fourth Proportional to 13,842,323.10, 20,763,484.65 and 8,173,619.10

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Solution

The fourth proportional to 13,842,323.10, 20,763,484.65 and 8,173,619.10 is: 12,260,428.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842,323.10 : 20,763,484.65 = 8,173,619.10 : x
  2. Step 2: Convert to fraction form
    13,842,323.10/20,763,484.65 = 8,173,619.10/x
  3. Step 3: Cross multiply
    13,842,323.10x = 20,763,484.65 × 8,173,619.10
  4. Step 4: Simplify right side
    13,842,323.10x = 169,712,814,717,796.78
  5. Step 5: Solve for x
    x = 169,712,814,717,796.78/13,842,323.10
  6. Step 6: Final answer
    x = 12,260,428.65

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.