Home / 59,862,873.32-89,797,515.42-18,919,197.80

Finding the Fourth Proportional to 59,862,873.32, 89,797,515.42 and 18,919,197.80

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Solution

The fourth proportional to 59,862,873.32, 89,797,515.42 and 18,919,197.80 is: 28,379,809.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,862,873.32 : 89,797,515.42 = 18,919,197.80 : x
  2. Step 2: Convert to fraction form
    59,862,873.32/89,797,515.42 = 18,919,197.80/x
  3. Step 3: Cross multiply
    59,862,873.32x = 89,797,515.42 × 18,919,197.80
  4. Step 4: Simplify right side
    59,862,873.32x = 1,698,896,956,179,530.25
  5. Step 5: Solve for x
    x = 1,698,896,956,179,530.25/59,862,873.32
  6. Step 6: Final answer
    x = 28,379,809.75

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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.