Home / 12,959,553.96-17,872,308.18-8,835,746.76

Finding the Fourth Proportional to 12,959,553.96, 17,872,308.18 and 8,835,746.76

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Solution

The fourth proportional to 12,959,553.96, 17,872,308.18 and 8,835,746.76 is: 12,185,233.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,959,553.96 : 17,872,308.18 = 8,835,746.76 : x
  2. Step 2: Convert to fraction form
    12,959,553.96/17,872,308.18 = 8,835,746.76/x
  3. Step 3: Cross multiply
    12,959,553.96x = 17,872,308.18 × 8,835,746.76
  4. Step 4: Simplify right side
    12,959,553.96x = 157,915,189,095,156.50
  5. Step 5: Solve for x
    x = 157,915,189,095,156.50/12,959,553.96
  6. Step 6: Final answer
    x = 12,185,233.35

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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.