Home / 13,802,988.59-19,048,199.92-8,005,207.85

Finding the Fourth Proportional to 13,802,988.59, 19,048,199.92 and 8,005,207.85

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Solution

The fourth proportional to 13,802,988.59, 19,048,199.92 and 8,005,207.85 is: 11,047,230.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802,988.59 : 19,048,199.92 = 8,005,207.85 : x
  2. Step 2: Convert to fraction form
    13,802,988.59/19,048,199.92 = 8,005,207.85/x
  3. Step 3: Cross multiply
    13,802,988.59x = 19,048,199.92 × 8,005,207.85
  4. Step 4: Simplify right side
    13,802,988.59x = 152,484,799,412,699.34
  5. Step 5: Solve for x
    x = 152,484,799,412,699.34/13,802,988.59
  6. Step 6: Final answer
    x = 11,047,230.71

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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.