Home / 15,976,801.80-23,965,202.70-7,457,999.40

Finding the Fourth Proportional to 15,976,801.80, 23,965,202.70 and 7,457,999.40

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Solution

The fourth proportional to 15,976,801.80, 23,965,202.70 and 7,457,999.40 is: 11,186,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,976,801.80 : 23,965,202.70 = 7,457,999.40 : x
  2. Step 2: Convert to fraction form
    15,976,801.80/23,965,202.70 = 7,457,999.40/x
  3. Step 3: Cross multiply
    15,976,801.80x = 23,965,202.70 × 7,457,999.40
  4. Step 4: Simplify right side
    15,976,801.80x = 178,732,467,357,478.38
  5. Step 5: Solve for x
    x = 178,732,467,357,478.38/15,976,801.80
  6. Step 6: Final answer
    x = 11,186,999.10

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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.