Home / 12,176,671.66-16,797,436.10-7,528,971.00

Finding the Fourth Proportional to 12,176,671.66, 16,797,436.10 and 7,528,971.00

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Solution

The fourth proportional to 12,176,671.66, 16,797,436.10 and 7,528,971.00 is: 10,386,040.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176,671.66 : 16,797,436.10 = 7,528,971.00 : x
  2. Step 2: Convert to fraction form
    12,176,671.66/16,797,436.10 = 7,528,971.00/x
  3. Step 3: Cross multiply
    12,176,671.66x = 16,797,436.10 × 7,528,971.00
  4. Step 4: Simplify right side
    12,176,671.66x = 126,467,409,288,167.69
  5. Step 5: Solve for x
    x = 126,467,409,288,167.69/12,176,671.66
  6. Step 6: Final answer
    x = 10,386,040.85

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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.