Home / 13,955,666.29-19,255,996.79-8,153,327.02

Finding the Fourth Proportional to 13,955,666.29, 19,255,996.79 and 8,153,327.02

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Solution

The fourth proportional to 13,955,666.29, 19,255,996.79 and 8,153,327.02 is: 11,249,942.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,955,666.29 : 19,255,996.79 = 8,153,327.02 : x
  2. Step 2: Convert to fraction form
    13,955,666.29/19,255,996.79 = 8,153,327.02/x
  3. Step 3: Cross multiply
    13,955,666.29x = 19,255,996.79 × 8,153,327.02
  4. Step 4: Simplify right side
    13,955,666.29x = 157,000,438,964,194.12
  5. Step 5: Solve for x
    x = 157,000,438,964,194.12/13,955,666.29
  6. Step 6: Final answer
    x = 11,249,942.19

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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.