Home / 15,039,511.70-22,567,799.58-8,122,905.50

Finding the Fourth Proportional to 15,039,511.70, 22,567,799.58 and 8,122,905.50

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Solution

The fourth proportional to 15,039,511.70, 22,567,799.58 and 8,122,905.50 is: 12,188,966.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,039,511.70 : 22,567,799.58 = 8,122,905.50 : x
  2. Step 2: Convert to fraction form
    15,039,511.70/22,567,799.58 = 8,122,905.50/x
  3. Step 3: Cross multiply
    15,039,511.70x = 22,567,799.58 × 8,122,905.50
  4. Step 4: Simplify right side
    15,039,511.70x = 183,316,103,187,979.81
  5. Step 5: Solve for x
    x = 183,316,103,187,979.81/15,039,511.70
  6. Step 6: Final answer
    x = 12,188,966.43

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1.5x scale

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.