Home / 13,484,066.40-20,226,099.60-8,949,103.20

Finding the Fourth Proportional to 13,484,066.40, 20,226,099.60 and 8,949,103.20

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Solution

The fourth proportional to 13,484,066.40, 20,226,099.60 and 8,949,103.20 is: 13,423,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484,066.40 : 20,226,099.60 = 8,949,103.20 : x
  2. Step 2: Convert to fraction form
    13,484,066.40/20,226,099.60 = 8,949,103.20/x
  3. Step 3: Cross multiply
    13,484,066.40x = 20,226,099.60 × 8,949,103.20
  4. Step 4: Simplify right side
    13,484,066.40x = 181,005,452,653,878.72
  5. Step 5: Solve for x
    x = 181,005,452,653,878.72/13,484,066.40
  6. Step 6: Final answer
    x = 13,423,654.80

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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.