Home / 15,734,488.50-21,714,263.91-8,765,157.66

Finding the Fourth Proportional to 15,734,488.50, 21,714,263.91 and 8,765,157.66

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Solution

The fourth proportional to 15,734,488.50, 21,714,263.91 and 8,765,157.66 is: 12,096,290.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,734,488.50 : 21,714,263.91 = 8,765,157.66 : x
  2. Step 2: Convert to fraction form
    15,734,488.50/21,714,263.91 = 8,765,157.66/x
  3. Step 3: Cross multiply
    15,734,488.50x = 21,714,263.91 × 8,765,157.66
  4. Step 4: Simplify right side
    15,734,488.50x = 190,328,946,641,998.06
  5. Step 5: Solve for x
    x = 190,328,946,641,998.06/15,734,488.50
  6. Step 6: Final answer
    x = 12,096,290.68

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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.