Home / 19,717,439.40-29,571,687.90-8,927,617.32

Finding the Fourth Proportional to 19,717,439.40, 29,571,687.90 and 8,927,617.32

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Solution

The fourth proportional to 19,717,439.40, 29,571,687.90 and 8,927,617.32 is: 13,389,401.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,717,439.40 : 29,571,687.90 = 8,927,617.32 : x
  2. Step 2: Convert to fraction form
    19,717,439.40/29,571,687.90 = 8,927,617.32/x
  3. Step 3: Cross multiply
    19,717,439.40x = 29,571,687.90 × 8,927,617.32
  4. Step 4: Simplify right side
    19,717,439.40x = 264,004,713,077,674.44
  5. Step 5: Solve for x
    x = 264,004,713,077,674.44/19,717,439.40
  6. Step 6: Final answer
    x = 13,389,401.52

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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.