Home / 13,094,680.81-18,070,664.78-7,591,246.38

Finding the Fourth Proportional to 13,094,680.81, 18,070,664.78 and 7,591,246.38

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Solution

The fourth proportional to 13,094,680.81, 18,070,664.78 and 7,591,246.38 is: 10,475,923.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094,680.81 : 18,070,664.78 = 7,591,246.38 : x
  2. Step 2: Convert to fraction form
    13,094,680.81/18,070,664.78 = 7,591,246.38/x
  3. Step 3: Cross multiply
    13,094,680.81x = 18,070,664.78 × 7,591,246.38
  4. Step 4: Simplify right side
    13,094,680.81x = 137,178,868,595,368.50
  5. Step 5: Solve for x
    x = 137,178,868,595,368.50/13,094,680.81
  6. Step 6: Final answer
    x = 10,475,923.06

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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.