Home / 12,565,142.46-17,340,637.28-9,462,191.32

Finding the Fourth Proportional to 12,565,142.46, 17,340,637.28 and 9,462,191.32

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Solution

The fourth proportional to 12,565,142.46, 17,340,637.28 and 9,462,191.32 is: 13,058,381.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,565,142.46 : 17,340,637.28 = 9,462,191.32 : x
  2. Step 2: Convert to fraction form
    12,565,142.46/17,340,637.28 = 9,462,191.32/x
  3. Step 3: Cross multiply
    12,565,142.46x = 17,340,637.28 × 9,462,191.32
  4. Step 4: Simplify right side
    12,565,142.46x = 164,080,427,563,932.44
  5. Step 5: Solve for x
    x = 164,080,427,563,932.44/12,565,142.46
  6. Step 6: Final answer
    x = 13,058,381.80

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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.