Home / 12,323,116.15-17,005,690.20-6,816,486.64

Finding the Fourth Proportional to 12,323,116.15, 17,005,690.20 and 6,816,486.64

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Solution

The fourth proportional to 12,323,116.15, 17,005,690.20 and 6,816,486.64 is: 9,406,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323,116.15 : 17,005,690.20 = 6,816,486.64 : x
  2. Step 2: Convert to fraction form
    12,323,116.15/17,005,690.20 = 6,816,486.64/x
  3. Step 3: Cross multiply
    12,323,116.15x = 17,005,690.20 × 6,816,486.64
  4. Step 4: Simplify right side
    12,323,116.15x = 115,919,060,052,278.92
  5. Step 5: Solve for x
    x = 115,919,060,052,278.92/12,323,116.15
  6. Step 6: Final answer
    x = 9,406,635.35

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1.5x scale

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.