Home / 13,048,496.04-18,006,426.55-7,247,649.86

Finding the Fourth Proportional to 13,048,496.04, 18,006,426.55 and 7,247,649.86

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Solution

The fourth proportional to 13,048,496.04, 18,006,426.55 and 7,247,649.86 is: 10,001,480.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,048,496.04 : 18,006,426.55 = 7,247,649.86 : x
  2. Step 2: Convert to fraction form
    13,048,496.04/18,006,426.55 = 7,247,649.86/x
  3. Step 3: Cross multiply
    13,048,496.04x = 18,006,426.55 × 7,247,649.86
  4. Step 4: Simplify right side
    13,048,496.04x = 130,504,274,864,207.80
  5. Step 5: Solve for x
    x = 130,504,274,864,207.80/13,048,496.04
  6. Step 6: Final answer
    x = 10,001,480.21

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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.