Home / 15,237,967.96-21,022,409.44-8,708,094.28

Finding the Fourth Proportional to 15,237,967.96, 21,022,409.44 and 8,708,094.28

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Solution

The fourth proportional to 15,237,967.96, 21,022,409.44 and 8,708,094.28 is: 12,013,749.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,237,967.96 : 21,022,409.44 = 8,708,094.28 : x
  2. Step 2: Convert to fraction form
    15,237,967.96/21,022,409.44 = 8,708,094.28/x
  3. Step 3: Cross multiply
    15,237,967.96x = 21,022,409.44 × 8,708,094.28
  4. Step 4: Simplify right side
    15,237,967.96x = 183,065,123,396,282
  5. Step 5: Solve for x
    x = 183,065,123,396,282/15,237,967.96
  6. Step 6: Final answer
    x = 12,013,749.07

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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.