Home / 10,387,009.47-14,338,073.31-9,297,358.59

Finding the Fourth Proportional to 10,387,009.47, 14,338,073.31 and 9,297,358.59

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Solution

The fourth proportional to 10,387,009.47, 14,338,073.31 and 9,297,358.59 is: 12,833,935.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387,009.47 : 14,338,073.31 = 9,297,358.59 : x
  2. Step 2: Convert to fraction form
    10,387,009.47/14,338,073.31 = 9,297,358.59/x
  3. Step 3: Cross multiply
    10,387,009.47x = 14,338,073.31 × 9,297,358.59
  4. Step 4: Simplify right side
    10,387,009.47x = 133,306,209,052,778.23
  5. Step 5: Solve for x
    x = 133,306,209,052,778.23/10,387,009.47
  6. Step 6: Final answer
    x = 12,833,935.45

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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.