Home / 55,983,939.20-83,975,908.80-23,672,326.40

Finding the Fourth Proportional to 55,983,939.20, 83,975,908.80 and 23,672,326.40

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Solution

The fourth proportional to 55,983,939.20, 83,975,908.80 and 23,672,326.40 is: 35,508,489.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,983,939.20 : 83,975,908.80 = 23,672,326.40 : x
  2. Step 2: Convert to fraction form
    55,983,939.20/83,975,908.80 = 23,672,326.40/x
  3. Step 3: Cross multiply
    55,983,939.20x = 83,975,908.80 × 23,672,326.40
  4. Step 4: Simplify right side
    55,983,939.20x = 1,987,905,122,850,232
  5. Step 5: Solve for x
    x = 1,987,905,122,850,232/55,983,939.20
  6. Step 6: Final answer
    x = 35,508,489.60

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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.