Home / 13,484,493.60-20,226,740.40-5,401,341.60

Finding the Fourth Proportional to 13,484,493.60, 20,226,740.40 and 5,401,341.60

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Solution

The fourth proportional to 13,484,493.60, 20,226,740.40 and 5,401,341.60 is: 8,102,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484,493.60 : 20,226,740.40 = 5,401,341.60 : x
  2. Step 2: Convert to fraction form
    13,484,493.60/20,226,740.40 = 5,401,341.60/x
  3. Step 3: Cross multiply
    13,484,493.60x = 20,226,740.40 × 5,401,341.60
  4. Step 4: Simplify right side
    13,484,493.60x = 109,251,534,354,920.62
  5. Step 5: Solve for x
    x = 109,251,534,354,920.62/13,484,493.60
  6. Step 6: Final answer
    x = 8,102,012.40

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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.