Home / 11,873,681.50-16,385,712.06-6,441,173.50

Finding the Fourth Proportional to 11,873,681.50, 16,385,712.06 and 6,441,173.50

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Solution

The fourth proportional to 11,873,681.50, 16,385,712.06 and 6,441,173.50 is: 8,888,836.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,873,681.50 : 16,385,712.06 = 6,441,173.50 : x
  2. Step 2: Convert to fraction form
    11,873,681.50/16,385,712.06 = 6,441,173.50/x
  3. Step 3: Cross multiply
    11,873,681.50x = 16,385,712.06 × 6,441,173.50
  4. Step 4: Simplify right side
    11,873,681.50x = 105,543,214,299,502.41
  5. Step 5: Solve for x
    x = 105,543,214,299,502.41/11,873,681.50
  6. Step 6: Final answer
    x = 8,888,836.57

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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.