Home / 27,637,137.66-38,139,036.96-15,247,753.29

Finding the Fourth Proportional to 27,637,137.66, 38,139,036.96 and 15,247,753.29

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Solution

The fourth proportional to 27,637,137.66, 38,139,036.96 and 15,247,753.29 is: 21,041,782.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,637,137.66 : 38,139,036.96 = 15,247,753.29 : x
  2. Step 2: Convert to fraction form
    27,637,137.66/38,139,036.96 = 15,247,753.29/x
  3. Step 3: Cross multiply
    27,637,137.66x = 38,139,036.96 × 15,247,753.29
  4. Step 4: Simplify right side
    27,637,137.66x = 581,534,626,284,271.62
  5. Step 5: Solve for x
    x = 581,534,626,284,271.62/27,637,137.66
  6. Step 6: Final answer
    x = 21,041,782.02

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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.