Home / 13,935,795.14-19,231,397.28-7,824,354.86

Finding the Fourth Proportional to 13,935,795.14, 19,231,397.28 and 7,824,354.86

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Solution

The fourth proportional to 13,935,795.14, 19,231,397.28 and 7,824,354.86 is: 10,797,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,935,795.14 : 19,231,397.28 = 7,824,354.86 : x
  2. Step 2: Convert to fraction form
    13,935,795.14/19,231,397.28 = 7,824,354.86/x
  3. Step 3: Cross multiply
    13,935,795.14x = 19,231,397.28 × 7,824,354.86
  4. Step 4: Simplify right side
    13,935,795.14x = 150,473,276,772,358.78
  5. Step 5: Solve for x
    x = 150,473,276,772,358.78/13,935,795.14
  6. Step 6: Final answer
    x = 10,797,609.70

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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.