Home / 28,567,905.83-39,426,141.39-16,180,202.87

Finding the Fourth Proportional to 28,567,905.83, 39,426,141.39 and 16,180,202.87

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Solution

The fourth proportional to 28,567,905.83, 39,426,141.39 and 16,180,202.87 is: 22,330,057.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,567,905.83 : 39,426,141.39 = 16,180,202.87 : x
  2. Step 2: Convert to fraction form
    28,567,905.83/39,426,141.39 = 16,180,202.87/x
  3. Step 3: Cross multiply
    28,567,905.83x = 39,426,141.39 × 16,180,202.87
  4. Step 4: Simplify right side
    28,567,905.83x = 637,922,966,071,503.75
  5. Step 5: Solve for x
    x = 637,922,966,071,503.75/28,567,905.83
  6. Step 6: Final answer
    x = 22,330,057.02

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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.