Home / 16,000,909.64-22,081,313.40-8,658,741.92

Finding the Fourth Proportional to 16,000,909.64, 22,081,313.40 and 8,658,741.92

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Solution

The fourth proportional to 16,000,909.64, 22,081,313.40 and 8,658,741.92 is: 11,949,095.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,000,909.64 : 22,081,313.40 = 8,658,741.92 : x
  2. Step 2: Convert to fraction form
    16,000,909.64/22,081,313.40 = 8,658,741.92/x
  3. Step 3: Cross multiply
    16,000,909.64x = 22,081,313.40 × 8,658,741.92
  4. Step 4: Simplify right side
    16,000,909.64x = 191,196,393,985,237.72
  5. Step 5: Solve for x
    x = 191,196,393,985,237.72/16,000,909.64
  6. Step 6: Final answer
    x = 11,949,095.29

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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.