Home / 30,063,208.74-45,100,430.70-13,669,697.04

Finding the Fourth Proportional to 30,063,208.74, 45,100,430.70 and 13,669,697.04

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Solution

The fourth proportional to 30,063,208.74, 45,100,430.70 and 13,669,697.04 is: 20,507,099.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,063,208.74 : 45,100,430.70 = 13,669,697.04 : x
  2. Step 2: Convert to fraction form
    30,063,208.74/45,100,430.70 = 13,669,697.04/x
  3. Step 3: Cross multiply
    30,063,208.74x = 45,100,430.70 × 13,669,697.04
  4. Step 4: Simplify right side
    30,063,208.74x = 616,509,224,042,515.12
  5. Step 5: Solve for x
    x = 616,509,224,042,515.12/30,063,208.74
  6. Step 6: Final answer
    x = 20,507,099.87

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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.