Home / 14,613,985.64-20,167,338.48-8,088,065.12

Finding the Fourth Proportional to 14,613,985.64, 20,167,338.48 and 8,088,065.12

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Solution

The fourth proportional to 14,613,985.64, 20,167,338.48 and 8,088,065.12 is: 11,161,551.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,613,985.64 : 20,167,338.48 = 8,088,065.12 : x
  2. Step 2: Convert to fraction form
    14,613,985.64/20,167,338.48 = 8,088,065.12/x
  3. Step 3: Cross multiply
    14,613,985.64x = 20,167,338.48 × 8,088,065.12
  4. Step 4: Simplify right side
    14,613,985.64x = 163,114,746,923,321.81
  5. Step 5: Solve for x
    x = 163,114,746,923,321.81/14,613,985.64
  6. Step 6: Final answer
    x = 11,161,551.06

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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.