Home / 9,872,702.40-14,809,053.60-7,882,046.40

Finding the Fourth Proportional to 9,872,702.40, 14,809,053.60 and 7,882,046.40

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Solution

The fourth proportional to 9,872,702.40, 14,809,053.60 and 7,882,046.40 is: 11,823,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,872,702.40 : 14,809,053.60 = 7,882,046.40 : x
  2. Step 2: Convert to fraction form
    9,872,702.40/14,809,053.60 = 7,882,046.40/x
  3. Step 3: Cross multiply
    9,872,702.40x = 14,809,053.60 × 7,882,046.40
  4. Step 4: Simplify right side
    9,872,702.40x = 116,725,647,615,287.05
  5. Step 5: Solve for x
    x = 116,725,647,615,287.05/9,872,702.40
  6. Step 6: Final answer
    x = 11,823,069.60

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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.