Home / 16,000,899.08-22,081,298.90-8,658,731.39

Finding the Fourth Proportional to 16,000,899.08, 22,081,298.90 and 8,658,731.39

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Solution

The fourth proportional to 16,000,899.08, 22,081,298.90 and 8,658,731.39 is: 11,949,080.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,000,899.08 : 22,081,298.90 = 8,658,731.39 : x
  2. Step 2: Convert to fraction form
    16,000,899.08/22,081,298.90 = 8,658,731.39/x
  3. Step 3: Cross multiply
    16,000,899.08x = 22,081,298.90 × 8,658,731.39
  4. Step 4: Simplify right side
    16,000,899.08x = 191,196,035,763,702.31
  5. Step 5: Solve for x
    x = 191,196,035,763,702.31/16,000,899.08
  6. Step 6: Final answer
    x = 11,949,080.79

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1.5x scale

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.