Home / 21,975,875.38-32,968,537.59-7,404,242.88

Finding the Fourth Proportional to 21,975,875.38, 32,968,537.59 and 7,404,242.88

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Solution

The fourth proportional to 21,975,875.38, 32,968,537.59 and 7,404,242.88 is: 11,107,956.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,975,875.38 : 32,968,537.59 = 7,404,242.88 : x
  2. Step 2: Convert to fraction form
    21,975,875.38/32,968,537.59 = 7,404,242.88/x
  3. Step 3: Cross multiply
    21,975,875.38x = 32,968,537.59 × 7,404,242.88
  4. Step 4: Simplify right side
    21,975,875.38x = 244,107,059,714,769.84
  5. Step 5: Solve for x
    x = 244,107,059,714,769.84/21,975,875.38
  6. Step 6: Final answer
    x = 11,107,956.13

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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.