Home / 12,279,964.65-16,946,054.25-6,773,221.22

Finding the Fourth Proportional to 12,279,964.65, 16,946,054.25 and 6,773,221.22

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Solution

The fourth proportional to 12,279,964.65, 16,946,054.25 and 6,773,221.22 is: 9,346,881.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,279,964.65 : 16,946,054.25 = 6,773,221.22 : x
  2. Step 2: Convert to fraction form
    12,279,964.65/16,946,054.25 = 6,773,221.22/x
  3. Step 3: Cross multiply
    12,279,964.65x = 16,946,054.25 × 6,773,221.22
  4. Step 4: Simplify right side
    12,279,964.65x = 114,779,374,156,640.91
  5. Step 5: Solve for x
    x = 114,779,374,156,640.91/12,279,964.65
  6. Step 6: Final answer
    x = 9,346,881.48

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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.