Home / 11,721,495.02-16,170,510.48-7,072,687.07

Finding the Fourth Proportional to 11,721,495.02, 16,170,510.48 and 7,072,687.07

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Solution

The fourth proportional to 11,721,495.02, 16,170,510.48 and 7,072,687.07 is: 9,757,199.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,721,495.02 : 16,170,510.48 = 7,072,687.07 : x
  2. Step 2: Convert to fraction form
    11,721,495.02/16,170,510.48 = 7,072,687.07/x
  3. Step 3: Cross multiply
    11,721,495.02x = 16,170,510.48 × 7,072,687.07
  4. Step 4: Simplify right side
    11,721,495.02x = 114,368,960,471,202.77
  5. Step 5: Solve for x
    x = 114,368,960,471,202.77/11,721,495.02
  6. Step 6: Final answer
    x = 9,757,199.09

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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.