Home / 13,304,449.40-19,956,674.10-4,783,678.70

Finding the Fourth Proportional to 13,304,449.40, 19,956,674.10 and 4,783,678.70

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Solution

The fourth proportional to 13,304,449.40, 19,956,674.10 and 4,783,678.70 is: 7,175,518.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,449.40 : 19,956,674.10 = 4,783,678.70 : x
  2. Step 2: Convert to fraction form
    13,304,449.40/19,956,674.10 = 4,783,678.70/x
  3. Step 3: Cross multiply
    13,304,449.40x = 19,956,674.10 × 4,783,678.70
  4. Step 4: Simplify right side
    13,304,449.40x = 95,466,316,815,011.69
  5. Step 5: Solve for x
    x = 95,466,316,815,011.69/13,304,449.40
  6. Step 6: Final answer
    x = 7,175,518.05

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.