Home / 10,666,857.09-14,720,301.82-5,772,079.24

Finding the Fourth Proportional to 10,666,857.09, 14,720,301.82 and 5,772,079.24

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Solution

The fourth proportional to 10,666,857.09, 14,720,301.82 and 5,772,079.24 is: 7,965,490.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666,857.09 : 14,720,301.82 = 5,772,079.24 : x
  2. Step 2: Convert to fraction form
    10,666,857.09/14,720,301.82 = 5,772,079.24/x
  3. Step 3: Cross multiply
    10,666,857.09x = 14,720,301.82 × 5,772,079.24
  4. Step 4: Simplify right side
    10,666,857.09x = 84,966,748,512,170.55
  5. Step 5: Solve for x
    x = 84,966,748,512,170.55/10,666,857.09
  6. Step 6: Final answer
    x = 7,965,490.47

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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.