Home / 10,296,318.33-14,208,921.45-5,712,628.77

Finding the Fourth Proportional to 10,296,318.33, 14,208,921.45 and 5,712,628.77

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Solution

The fourth proportional to 10,296,318.33, 14,208,921.45 and 5,712,628.77 is: 7,883,428.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,296,318.33 : 14,208,921.45 = 5,712,628.77 : x
  2. Step 2: Convert to fraction form
    10,296,318.33/14,208,921.45 = 5,712,628.77/x
  3. Step 3: Cross multiply
    10,296,318.33x = 14,208,921.45 × 5,712,628.77
  4. Step 4: Simplify right side
    10,296,318.33x = 81,170,293,465,940.11
  5. Step 5: Solve for x
    x = 81,170,293,465,940.11/10,296,318.33
  6. Step 6: Final answer
    x = 7,883,428.90

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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.