Home / 10,319,857.47-14,241,412.42-5,673,721.56

Finding the Fourth Proportional to 10,319,857.47, 14,241,412.42 and 5,673,721.56

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Solution

The fourth proportional to 10,319,857.47, 14,241,412.42 and 5,673,721.56 is: 7,829,740.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,319,857.47 : 14,241,412.42 = 5,673,721.56 : x
  2. Step 2: Convert to fraction form
    10,319,857.47/14,241,412.42 = 5,673,721.56/x
  3. Step 3: Cross multiply
    10,319,857.47x = 14,241,412.42 × 5,673,721.56
  4. Step 4: Simplify right side
    10,319,857.47x = 80,801,808,624,616.19
  5. Step 5: Solve for x
    x = 80,801,808,624,616.19/10,319,857.47
  6. Step 6: Final answer
    x = 7,829,740.76

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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.