Home / 38,757,836.32-53,487,021.54-22,240,985.40

Finding the Fourth Proportional to 38,757,836.32, 53,487,021.54 and 22,240,985.40

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Solution

The fourth proportional to 38,757,836.32, 53,487,021.54 and 22,240,985.40 is: 30,693,252.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,757,836.32 : 53,487,021.54 = 22,240,985.40 : x
  2. Step 2: Convert to fraction form
    38,757,836.32/53,487,021.54 = 22,240,985.40/x
  3. Step 3: Cross multiply
    38,757,836.32x = 53,487,021.54 × 22,240,985.40
  4. Step 4: Simplify right side
    38,757,836.32x = 1,189,604,065,160,625.50
  5. Step 5: Solve for x
    x = 1,189,604,065,160,625.50/38,757,836.32
  6. Step 6: Final answer
    x = 30,693,252.72

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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.