Home / 12,860,358-19,284,756.84-9,250,998

Finding the Fourth Proportional to 12,860,358, 19,284,756.84 and 9,250,998

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Solution

The fourth proportional to 12,860,358, 19,284,756.84 and 9,250,998 is: 13,872,339.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,860,358 : 19,284,756.84 = 9,250,998 : x
  2. Step 2: Convert to fraction form
    12,860,358/19,284,756.84 = 9,250,998/x
  3. Step 3: Cross multiply
    12,860,358x = 19,284,756.84 × 9,250,998
  4. Step 4: Simplify right side
    12,860,358x = 178,403,246,957,326.31
  5. Step 5: Solve for x
    x = 178,403,246,957,326.31/12,860,358
  6. Step 6: Final answer
    x = 13,872,339.09

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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.