Home / 13,027,133.10-17,979,599.76-7,227,783.16

Finding the Fourth Proportional to 13,027,133.10, 17,979,599.76 and 7,227,783.16

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Solution

The fourth proportional to 13,027,133.10, 17,979,599.76 and 7,227,783.16 is: 9,975,537.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027,133.10 : 17,979,599.76 = 7,227,783.16 : x
  2. Step 2: Convert to fraction form
    13,027,133.10/17,979,599.76 = 7,227,783.16/x
  3. Step 3: Cross multiply
    13,027,133.10x = 17,979,599.76 × 7,227,783.16
  4. Step 4: Simplify right side
    13,027,133.10x = 129,952,648,368,868.06
  5. Step 5: Solve for x
    x = 129,952,648,368,868.06/13,027,133.10
  6. Step 6: Final answer
    x = 9,975,537.01

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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.