Home / 9,330,387.36-12,875,994.67-5,200,680.73

Finding the Fourth Proportional to 9,330,387.36, 12,875,994.67 and 5,200,680.73

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Solution

The fourth proportional to 9,330,387.36, 12,875,994.67 and 5,200,680.73 is: 7,176,972.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330,387.36 : 12,875,994.67 = 5,200,680.73 : x
  2. Step 2: Convert to fraction form
    9,330,387.36/12,875,994.67 = 5,200,680.73/x
  3. Step 3: Cross multiply
    9,330,387.36x = 12,875,994.67 × 5,200,680.73
  4. Step 4: Simplify right side
    9,330,387.36x = 66,963,937,314,660.02
  5. Step 5: Solve for x
    x = 66,963,937,314,660.02/9,330,387.36
  6. Step 6: Final answer
    x = 7,176,972.91

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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.