Home / 23,159,090.63-31,959,442.69-13,235,807.77

Finding the Fourth Proportional to 23,159,090.63, 31,959,442.69 and 13,235,807.77

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Solution

The fourth proportional to 23,159,090.63, 31,959,442.69 and 13,235,807.77 is: 18,265,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,159,090.63 : 31,959,442.69 = 13,235,807.77 : x
  2. Step 2: Convert to fraction form
    23,159,090.63/31,959,442.69 = 13,235,807.77/x
  3. Step 3: Cross multiply
    23,159,090.63x = 31,959,442.69 × 13,235,807.77
  4. Step 4: Simplify right side
    23,159,090.63x = 423,009,039,768,183.56
  5. Step 5: Solve for x
    x = 423,009,039,768,183.56/23,159,090.63
  6. Step 6: Final answer
    x = 18,265,356.20

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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.