Home / 14,980,294.31-20,672,799.14-8,455,292.33

Finding the Fourth Proportional to 14,980,294.31, 20,672,799.14 and 8,455,292.33

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Solution

The fourth proportional to 14,980,294.31, 20,672,799.14 and 8,455,292.33 is: 11,668,299.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,980,294.31 : 20,672,799.14 = 8,455,292.33 : x
  2. Step 2: Convert to fraction form
    14,980,294.31/20,672,799.14 = 8,455,292.33/x
  3. Step 3: Cross multiply
    14,980,294.31x = 20,672,799.14 × 8,455,292.33
  4. Step 4: Simplify right side
    14,980,294.31x = 174,794,559,925,846.81
  5. Step 5: Solve for x
    x = 174,794,559,925,846.81/14,980,294.31
  6. Step 6: Final answer
    x = 11,668,299.46

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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.