Home / 9,679,288.36-13,361,952.90-5,604,120.04

Finding the Fourth Proportional to 9,679,288.36, 13,361,952.90 and 5,604,120.04

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Solution

The fourth proportional to 9,679,288.36, 13,361,952.90 and 5,604,120.04 is: 7,736,311.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679,288.36 : 13,361,952.90 = 5,604,120.04 : x
  2. Step 2: Convert to fraction form
    9,679,288.36/13,361,952.90 = 5,604,120.04/x
  3. Step 3: Cross multiply
    9,679,288.36x = 13,361,952.90 × 5,604,120.04
  4. Step 4: Simplify right side
    9,679,288.36x = 74,881,988,020,426.12
  5. Step 5: Solve for x
    x = 74,881,988,020,426.12/9,679,288.36
  6. Step 6: Final answer
    x = 7,736,311.31

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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.