Home / 18,042,920.80-27,064,381.20-8,941,501.60

Finding the Fourth Proportional to 18,042,920.80, 27,064,381.20 and 8,941,501.60

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Solution

The fourth proportional to 18,042,920.80, 27,064,381.20 and 8,941,501.60 is: 13,412,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,042,920.80 : 27,064,381.20 = 8,941,501.60 : x
  2. Step 2: Convert to fraction form
    18,042,920.80/27,064,381.20 = 8,941,501.60/x
  3. Step 3: Cross multiply
    18,042,920.80x = 27,064,381.20 × 8,941,501.60
  4. Step 4: Simplify right side
    18,042,920.80x = 241,996,207,802,809.91
  5. Step 5: Solve for x
    x = 241,996,207,802,809.91/18,042,920.80
  6. Step 6: Final answer
    x = 13,412,252.40

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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.