Home / 12,114,530.92-16,684,035.78-11,849,991.40

Finding the Fourth Proportional to 12,114,530.92, 16,684,035.78 and 11,849,991.40

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Solution

The fourth proportional to 12,114,530.92, 16,684,035.78 and 11,849,991.40 is: 16,319,714.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,114,530.92 : 16,684,035.78 = 11,849,991.40 : x
  2. Step 2: Convert to fraction form
    12,114,530.92/16,684,035.78 = 11,849,991.40/x
  3. Step 3: Cross multiply
    12,114,530.92x = 16,684,035.78 × 11,849,991.40
  4. Step 4: Simplify right side
    12,114,530.92x = 197,705,680,510,292.28
  5. Step 5: Solve for x
    x = 197,705,680,510,292.28/12,114,530.92
  6. Step 6: Final answer
    x = 16,319,714.05

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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.