Home / 59,862,872.32-89,797,513.92-18,919,196.80

Finding the Fourth Proportional to 59,862,872.32, 89,797,513.92 and 18,919,196.80

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Solution

The fourth proportional to 59,862,872.32, 89,797,513.92 and 18,919,196.80 is: 28,379,808.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,862,872.32 : 89,797,513.92 = 18,919,196.80 : x
  2. Step 2: Convert to fraction form
    59,862,872.32/89,797,513.92 = 18,919,196.80/x
  3. Step 3: Cross multiply
    59,862,872.32x = 89,797,513.92 × 18,919,196.80
  4. Step 4: Simplify right side
    59,862,872.32x = 1,698,896,838,003,219.50
  5. Step 5: Solve for x
    x = 1,698,896,838,003,219.50/59,862,872.32
  6. Step 6: Final answer
    x = 28,379,808.25

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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.