Home / 7,436,443.40-11,154,434.70-2,117,659.40

Finding the Fourth Proportional to 7,436,443.40, 11,154,434.70 and 2,117,659.40

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Solution

The fourth proportional to 7,436,443.40, 11,154,434.70 and 2,117,659.40 is: 3,176,423.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,436,443.40 : 11,154,434.70 = 2,117,659.40 : x
  2. Step 2: Convert to fraction form
    7,436,443.40/11,154,434.70 = 2,117,659.40/x
  3. Step 3: Cross multiply
    7,436,443.40x = 11,154,434.70 × 2,117,659.40
  4. Step 4: Simplify right side
    7,436,443.40x = 23,621,293,494,141.18
  5. Step 5: Solve for x
    x = 23,621,293,494,141.18/7,436,443.40
  6. Step 6: Final answer
    x = 3,176,423.49

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Double scale
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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.