Home / 15,522,258.98-21,421,362.65-8,646,739.14

Finding the Fourth Proportional to 15,522,258.98, 21,421,362.65 and 8,646,739.14

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Solution

The fourth proportional to 15,522,258.98, 21,421,362.65 and 8,646,739.14 is: 11,932,859.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,522,258.98 : 21,421,362.65 = 8,646,739.14 : x
  2. Step 2: Convert to fraction form
    15,522,258.98/21,421,362.65 = 8,646,739.14/x
  3. Step 3: Cross multiply
    15,522,258.98x = 21,421,362.65 × 8,646,739.14
  4. Step 4: Simplify right side
    15,522,258.98x = 185,224,934,857,889.12
  5. Step 5: Solve for x
    x = 185,224,934,857,889.12/15,522,258.98
  6. Step 6: Final answer
    x = 11,932,859.46

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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.