Home / 28,772,610.30-43,088,056.65-13,608,827.10

Finding the Fourth Proportional to 28,772,610.30, 43,088,056.65 and 13,608,827.10

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Solution

The fourth proportional to 28,772,610.30, 43,088,056.65 and 13,608,827.10 is: 20,379,725.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,772,610.30 : 43,088,056.65 = 13,608,827.10 : x
  2. Step 2: Convert to fraction form
    28,772,610.30/43,088,056.65 = 13,608,827.10/x
  3. Step 3: Cross multiply
    28,772,610.30x = 43,088,056.65 × 13,608,827.10
  4. Step 4: Simplify right side
    28,772,610.30x = 586,377,913,024,855.12
  5. Step 5: Solve for x
    x = 586,377,913,024,855.12/28,772,610.30
  6. Step 6: Final answer
    x = 20,379,725.96

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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.