Home / 9,976,296.40-13,767,282.81-5,392,617.77

Finding the Fourth Proportional to 9,976,296.40, 13,767,282.81 and 5,392,617.77

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Solution

The fourth proportional to 9,976,296.40, 13,767,282.81 and 5,392,617.77 is: 7,441,809.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976,296.40 : 13,767,282.81 = 5,392,617.77 : x
  2. Step 2: Convert to fraction form
    9,976,296.40/13,767,282.81 = 5,392,617.77/x
  3. Step 3: Cross multiply
    9,976,296.40x = 13,767,282.81 × 5,392,617.77
  4. Step 4: Simplify right side
    9,976,296.40x = 74,241,693,960,239.75
  5. Step 5: Solve for x
    x = 74,241,693,960,239.75/9,976,296.40
  6. Step 6: Final answer
    x = 7,441,809.16

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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.