Home / 8,678,260.26-13,017,805.56-7,159,126.32

Finding the Fourth Proportional to 8,678,260.26, 13,017,805.56 and 7,159,126.32

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Solution

The fourth proportional to 8,678,260.26, 13,017,805.56 and 7,159,126.32 is: 10,739,031.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,678,260.26 : 13,017,805.56 = 7,159,126.32 : x
  2. Step 2: Convert to fraction form
    8,678,260.26/13,017,805.56 = 7,159,126.32/x
  3. Step 3: Cross multiply
    8,678,260.26x = 13,017,805.56 × 7,159,126.32
  4. Step 4: Simplify right side
    8,678,260.26x = 93,196,114,413,238.34
  5. Step 5: Solve for x
    x = 93,196,114,413,238.34/8,678,260.26
  6. Step 6: Final answer
    x = 10,739,031.97

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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.