Home / 38,344,960-57,518,620.98-16,768,455.40

Finding the Fourth Proportional to 38,344,960, 57,518,620.98 and 16,768,455.40

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Solution

The fourth proportional to 38,344,960, 57,518,620.98 and 16,768,455.40 is: 25,153,199.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,344,960 : 57,518,620.98 = 16,768,455.40 : x
  2. Step 2: Convert to fraction form
    38,344,960/57,518,620.98 = 16,768,455.40/x
  3. Step 3: Cross multiply
    38,344,960x = 57,518,620.98 × 16,768,455.40
  4. Step 4: Simplify right side
    38,344,960x = 964,498,430,572,634.25
  5. Step 5: Solve for x
    x = 964,498,430,572,634.25/38,344,960
  6. Step 6: Final answer
    x = 25,153,199.55

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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.