Home / 21,727,966.05-32,595,885.68-10,918,062.45

Finding the Fourth Proportional to 21,727,966.05, 32,595,885.68 and 10,918,062.45

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Solution

The fourth proportional to 21,727,966.05, 32,595,885.68 and 10,918,062.45 is: 16,379,071.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,727,966.05 : 32,595,885.68 = 10,918,062.45 : x
  2. Step 2: Convert to fraction form
    21,727,966.05/32,595,885.68 = 10,918,062.45/x
  3. Step 3: Cross multiply
    21,727,966.05x = 32,595,885.68 × 10,918,062.45
  4. Step 4: Simplify right side
    21,727,966.05x = 355,883,915,412,710.38
  5. Step 5: Solve for x
    x = 355,883,915,412,710.38/21,727,966.05
  6. Step 6: Final answer
    x = 16,379,071.77

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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.