Home / 16,331,865.76-22,538,055.90-8,990,437.24

Finding the Fourth Proportional to 16,331,865.76, 22,538,055.90 and 8,990,437.24

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Solution

The fourth proportional to 16,331,865.76, 22,538,055.90 and 8,990,437.24 is: 12,406,848.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,331,865.76 : 22,538,055.90 = 8,990,437.24 : x
  2. Step 2: Convert to fraction form
    16,331,865.76/22,538,055.90 = 8,990,437.24/x
  3. Step 3: Cross multiply
    16,331,865.76x = 22,538,055.90 × 8,990,437.24
  4. Step 4: Simplify right side
    16,331,865.76x = 202,626,977,080,561.72
  5. Step 5: Solve for x
    x = 202,626,977,080,561.72/16,331,865.76
  6. Step 6: Final answer
    x = 12,406,848.06

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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.