Home / 12,331,966.84-17,016,961.26-7,369,423.40

Finding the Fourth Proportional to 12,331,966.84, 17,016,961.26 and 7,369,423.40

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Solution

The fourth proportional to 12,331,966.84, 17,016,961.26 and 7,369,423.40 is: 10,169,115.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,331,966.84 : 17,016,961.26 = 7,369,423.40 : x
  2. Step 2: Convert to fraction form
    12,331,966.84/17,016,961.26 = 7,369,423.40/x
  3. Step 3: Cross multiply
    12,331,966.84x = 17,016,961.26 × 7,369,423.40
  4. Step 4: Simplify right side
    12,331,966.84x = 125,405,192,506,337.50
  5. Step 5: Solve for x
    x = 125,405,192,506,337.50/12,331,966.84
  6. Step 6: Final answer
    x = 10,169,115.29

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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.