Home / 12,012,783.04-16,577,634.18-6,506,157.88

Finding the Fourth Proportional to 12,012,783.04, 16,577,634.18 and 6,506,157.88

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Solution

The fourth proportional to 12,012,783.04, 16,577,634.18 and 6,506,157.88 is: 8,978,494.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,012,783.04 : 16,577,634.18 = 6,506,157.88 : x
  2. Step 2: Convert to fraction form
    12,012,783.04/16,577,634.18 = 6,506,157.88/x
  3. Step 3: Cross multiply
    12,012,783.04x = 16,577,634.18 × 6,506,157.88
  4. Step 4: Simplify right side
    12,012,783.04x = 107,856,705,251,964.33
  5. Step 5: Solve for x
    x = 107,856,705,251,964.33/12,012,783.04
  6. Step 6: Final answer
    x = 8,978,494.40

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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.