Home / 10,951,335.51-15,114,864.81-7,035,986.16

Finding the Fourth Proportional to 10,951,335.51, 15,114,864.81 and 7,035,986.16

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Solution

The fourth proportional to 10,951,335.51, 15,114,864.81 and 7,035,986.16 is: 9,710,959.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951,335.51 : 15,114,864.81 = 7,035,986.16 : x
  2. Step 2: Convert to fraction form
    10,951,335.51/15,114,864.81 = 7,035,986.16/x
  3. Step 3: Cross multiply
    10,951,335.51x = 15,114,864.81 × 7,035,986.16
  4. Step 4: Simplify right side
    10,951,335.51x = 106,347,979,613,431.03
  5. Step 5: Solve for x
    x = 106,347,979,613,431.03/10,951,335.51
  6. Step 6: Final answer
    x = 9,710,959.87

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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.