Home / 11,167,105.48-15,406,681.08-7,301,889.16

Finding the Fourth Proportional to 11,167,105.48, 15,406,681.08 and 7,301,889.16

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Solution

The fourth proportional to 11,167,105.48, 15,406,681.08 and 7,301,889.16 is: 10,074,040.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167,105.48 : 15,406,681.08 = 7,301,889.16 : x
  2. Step 2: Convert to fraction form
    11,167,105.48/15,406,681.08 = 7,301,889.16/x
  3. Step 3: Cross multiply
    11,167,105.48x = 15,406,681.08 × 7,301,889.16
  4. Step 4: Simplify right side
    11,167,105.48x = 112,497,877,569,629.09
  5. Step 5: Solve for x
    x = 112,497,877,569,629.09/11,167,105.48
  6. Step 6: Final answer
    x = 10,074,040.92

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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.