Home / 10,499,297.60-14,490,909.60-6,148,129.88

Finding the Fourth Proportional to 10,499,297.60, 14,490,909.60 and 6,148,129.88

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Solution

The fourth proportional to 10,499,297.60, 14,490,909.60 and 6,148,129.88 is: 8,485,519.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,499,297.60 : 14,490,909.60 = 6,148,129.88 : x
  2. Step 2: Convert to fraction form
    10,499,297.60/14,490,909.60 = 6,148,129.88/x
  3. Step 3: Cross multiply
    10,499,297.60x = 14,490,909.60 × 6,148,129.88
  4. Step 4: Simplify right side
    10,499,297.60x = 89,091,994,300,138.84
  5. Step 5: Solve for x
    x = 89,091,994,300,138.84/10,499,297.60
  6. Step 6: Final answer
    x = 8,485,519.48

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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.