Home / 15,875,145.48-23,805,015.12-9,311,647.44

Finding the Fourth Proportional to 15,875,145.48, 23,805,015.12 and 9,311,647.44

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Solution

The fourth proportional to 15,875,145.48, 23,805,015.12 and 9,311,647.44 is: 13,962,952.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,875,145.48 : 23,805,015.12 = 9,311,647.44 : x
  2. Step 2: Convert to fraction form
    15,875,145.48/23,805,015.12 = 9,311,647.44/x
  3. Step 3: Cross multiply
    15,875,145.48x = 23,805,015.12 × 9,311,647.44
  4. Step 4: Simplify right side
    15,875,145.48x = 221,663,908,101,309.28
  5. Step 5: Solve for x
    x = 221,663,908,101,309.28/15,875,145.48
  6. Step 6: Final answer
    x = 13,962,952.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.