Home / 12,096,306.80-18,144,460.20-5,377,842.80

Finding the Fourth Proportional to 12,096,306.80, 18,144,460.20 and 5,377,842.80

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Solution

The fourth proportional to 12,096,306.80, 18,144,460.20 and 5,377,842.80 is: 8,066,764.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,306.80 : 18,144,460.20 = 5,377,842.80 : x
  2. Step 2: Convert to fraction form
    12,096,306.80/18,144,460.20 = 5,377,842.80/x
  3. Step 3: Cross multiply
    12,096,306.80x = 18,144,460.20 × 5,377,842.80
  4. Step 4: Simplify right side
    12,096,306.80x = 97,578,054,646,456.55
  5. Step 5: Solve for x
    x = 97,578,054,646,456.55/12,096,306.80
  6. Step 6: Final answer
    x = 8,066,764.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.