Home / 13,031,933.06-17,920,294.71-11,310,064.22

Finding the Fourth Proportional to 13,031,933.06, 17,920,294.71 and 11,310,064.22

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Solution

The fourth proportional to 13,031,933.06, 17,920,294.71 and 11,310,064.22 is: 15,552,541.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,031,933.06 : 17,920,294.71 = 11,310,064.22 : x
  2. Step 2: Convert to fraction form
    13,031,933.06/17,920,294.71 = 11,310,064.22/x
  3. Step 3: Cross multiply
    13,031,933.06x = 17,920,294.71 × 11,310,064.22
  4. Step 4: Simplify right side
    13,031,933.06x = 202,679,684,013,814.28
  5. Step 5: Solve for x
    x = 202,679,684,013,814.28/13,031,933.06
  6. Step 6: Final answer
    x = 15,552,541.82

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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.