Home / 11,821,523.20-17,732,284.80-4,249,254.40

Finding the Fourth Proportional to 11,821,523.20, 17,732,284.80 and 4,249,254.40

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Solution

The fourth proportional to 11,821,523.20, 17,732,284.80 and 4,249,254.40 is: 6,373,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,523.20 : 17,732,284.80 = 4,249,254.40 : x
  2. Step 2: Convert to fraction form
    11,821,523.20/17,732,284.80 = 4,249,254.40/x
  3. Step 3: Cross multiply
    11,821,523.20x = 17,732,284.80 × 4,249,254.40
  4. Step 4: Simplify right side
    11,821,523.20x = 75,348,989,208,453.12
  5. Step 5: Solve for x
    x = 75,348,989,208,453.12/11,821,523.20
  6. Step 6: Final answer
    x = 6,373,881.60

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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.