Home / 13,011,406.44-17,955,847.16-7,210,285.04

Finding the Fourth Proportional to 13,011,406.44, 17,955,847.16 and 7,210,285.04

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Solution

The fourth proportional to 13,011,406.44, 17,955,847.16 and 7,210,285.04 is: 9,950,252.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,011,406.44 : 17,955,847.16 = 7,210,285.04 : x
  2. Step 2: Convert to fraction form
    13,011,406.44/17,955,847.16 = 7,210,285.04/x
  3. Step 3: Cross multiply
    13,011,406.44x = 17,955,847.16 × 7,210,285.04
  4. Step 4: Simplify right side
    13,011,406.44x = 129,466,776,158,274.48
  5. Step 5: Solve for x
    x = 129,466,776,158,274.48/13,011,406.44
  6. Step 6: Final answer
    x = 9,950,252.25

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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.