Home / 12,259,114.59-16,917,578.14-7,105,465.50

Finding the Fourth Proportional to 12,259,114.59, 16,917,578.14 and 7,105,465.50

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Solution

The fourth proportional to 12,259,114.59, 16,917,578.14 and 7,105,465.50 is: 9,805,542.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,259,114.59 : 16,917,578.14 = 7,105,465.50 : x
  2. Step 2: Convert to fraction form
    12,259,114.59/16,917,578.14 = 7,105,465.50/x
  3. Step 3: Cross multiply
    12,259,114.59x = 16,917,578.14 × 7,105,465.50
  4. Step 4: Simplify right side
    12,259,114.59x = 120,207,267,749,442.34
  5. Step 5: Solve for x
    x = 120,207,267,749,442.34/12,259,114.59
  6. Step 6: Final answer
    x = 9,805,542.38

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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.