Home / 8,502,115.40-12,750,702.37-3,313,570.16

Finding the Fourth Proportional to 8,502,115.40, 12,750,702.37 and 3,313,570.16

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Solution

The fourth proportional to 8,502,115.40, 12,750,702.37 and 3,313,570.16 is: 4,969,392.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,502,115.40 : 12,750,702.37 = 3,313,570.16 : x
  2. Step 2: Convert to fraction form
    8,502,115.40/12,750,702.37 = 3,313,570.16/x
  3. Step 3: Cross multiply
    8,502,115.40x = 12,750,702.37 × 3,313,570.16
  4. Step 4: Simplify right side
    8,502,115.40x = 42,250,346,853,461.16
  5. Step 5: Solve for x
    x = 42,250,346,853,461.16/8,502,115.40
  6. Step 6: Final answer
    x = 4,969,392.31

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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.