Home / 10,666,875.66-14,720,327.44-5,772,097.80

Finding the Fourth Proportional to 10,666,875.66, 14,720,327.44 and 5,772,097.80

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Solution

The fourth proportional to 10,666,875.66, 14,720,327.44 and 5,772,097.80 is: 7,965,516.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666,875.66 : 14,720,327.44 = 5,772,097.80 : x
  2. Step 2: Convert to fraction form
    10,666,875.66/14,720,327.44 = 5,772,097.80/x
  3. Step 3: Cross multiply
    10,666,875.66x = 14,720,327.44 × 5,772,097.80
  4. Step 4: Simplify right side
    10,666,875.66x = 84,967,169,617,273.39
  5. Step 5: Solve for x
    x = 84,967,169,617,273.39/10,666,875.66
  6. Step 6: Final answer
    x = 7,965,516.09

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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.