Home / 9,221,191-12,725,374.80-5,146,810

Finding the Fourth Proportional to 9,221,191, 12,725,374.80 and 5,146,810

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Solution

The fourth proportional to 9,221,191, 12,725,374.80 and 5,146,810 is: 7,102,671.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,221,191 : 12,725,374.80 = 5,146,810 : x
  2. Step 2: Convert to fraction form
    9,221,191/12,725,374.80 = 5,146,810/x
  3. Step 3: Cross multiply
    9,221,191x = 12,725,374.80 × 5,146,810
  4. Step 4: Simplify right side
    9,221,191x = 65,495,086,274,388
  5. Step 5: Solve for x
    x = 65,495,086,274,388/9,221,191
  6. Step 6: Final answer
    x = 7,102,671.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.