Home / 12,004,151.85-16,561,207.56-7,876,461.51

Finding the Fourth Proportional to 12,004,151.85, 16,561,207.56 and 7,876,461.51

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Solution

The fourth proportional to 12,004,151.85, 16,561,207.56 and 7,876,461.51 is: 10,866,549.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004,151.85 : 16,561,207.56 = 7,876,461.51 : x
  2. Step 2: Convert to fraction form
    12,004,151.85/16,561,207.56 = 7,876,461.51/x
  3. Step 3: Cross multiply
    12,004,151.85x = 16,561,207.56 × 7,876,461.51
  4. Step 4: Simplify right side
    12,004,151.85x = 130,443,713,905,461.02
  5. Step 5: Solve for x
    x = 130,443,713,905,461.02/12,004,151.85
  6. Step 6: Final answer
    x = 10,866,549.80

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.