Home / 12,958,283.72-19,457,401.80-10,962,748.28

Finding the Fourth Proportional to 12,958,283.72, 19,457,401.80 and 10,962,748.28

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Solution

The fourth proportional to 12,958,283.72, 19,457,401.80 and 10,962,748.28 is: 16,461,022.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,958,283.72 : 19,457,401.80 = 10,962,748.28 : x
  2. Step 2: Convert to fraction form
    12,958,283.72/19,457,401.80 = 10,962,748.28/x
  3. Step 3: Cross multiply
    12,958,283.72x = 19,457,401.80 × 10,962,748.28
  4. Step 4: Simplify right side
    12,958,283.72x = 213,306,598,116,218.91
  5. Step 5: Solve for x
    x = 213,306,598,116,218.91/12,958,283.72
  6. Step 6: Final answer
    x = 16,461,022.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.