Home / 7,884,021.40-11,826,032.10-7,830,877.30

Finding the Fourth Proportional to 7,884,021.40, 11,826,032.10 and 7,830,877.30

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Solution

The fourth proportional to 7,884,021.40, 11,826,032.10 and 7,830,877.30 is: 11,746,315.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,021.40 : 11,826,032.10 = 7,830,877.30 : x
  2. Step 2: Convert to fraction form
    7,884,021.40/11,826,032.10 = 7,830,877.30/x
  3. Step 3: Cross multiply
    7,884,021.40x = 11,826,032.10 × 7,830,877.30
  4. Step 4: Simplify right side
    7,884,021.40x = 92,608,206,320,961.33
  5. Step 5: Solve for x
    x = 92,608,206,320,961.33/7,884,021.40
  6. Step 6: Final answer
    x = 11,746,315.95

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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.