Home / 12,746,748.72-19,125,775.26-6,680,038.26

Finding the Fourth Proportional to 12,746,748.72, 19,125,775.26 and 6,680,038.26

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Solution

The fourth proportional to 12,746,748.72, 19,125,775.26 and 6,680,038.26 is: 10,023,019.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746,748.72 : 19,125,775.26 = 6,680,038.26 : x
  2. Step 2: Convert to fraction form
    12,746,748.72/19,125,775.26 = 6,680,038.26/x
  3. Step 3: Cross multiply
    12,746,748.72x = 19,125,775.26 × 6,680,038.26
  4. Step 4: Simplify right side
    12,746,748.72x = 127,760,910,488,961.45
  5. Step 5: Solve for x
    x = 127,760,910,488,961.45/12,746,748.72
  6. Step 6: Final answer
    x = 10,023,019.46

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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.