Home / 14,644,637.36-20,209,599.12-8,118,250.28

Finding the Fourth Proportional to 14,644,637.36, 20,209,599.12 and 8,118,250.28

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Solution

The fourth proportional to 14,644,637.36, 20,209,599.12 and 8,118,250.28 is: 11,203,185.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,644,637.36 : 20,209,599.12 = 8,118,250.28 : x
  2. Step 2: Convert to fraction form
    14,644,637.36/20,209,599.12 = 8,118,250.28/x
  3. Step 3: Cross multiply
    14,644,637.36x = 20,209,599.12 × 8,118,250.28
  4. Step 4: Simplify right side
    14,644,637.36x = 164,066,583,613,579.78
  5. Step 5: Solve for x
    x = 164,066,583,613,579.78/14,644,637.36
  6. Step 6: Final answer
    x = 11,203,185.14

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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.