Home / 16,688,602.89-25,025,057.10-6,458,280.50

Finding the Fourth Proportional to 16,688,602.89, 25,025,057.10 and 6,458,280.50

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Solution

The fourth proportional to 16,688,602.89, 25,025,057.10 and 6,458,280.50 is: 9,684,383.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688,602.89 : 25,025,057.10 = 6,458,280.50 : x
  2. Step 2: Convert to fraction form
    16,688,602.89/25,025,057.10 = 6,458,280.50/x
  3. Step 3: Cross multiply
    16,688,602.89x = 25,025,057.10 × 6,458,280.50
  4. Step 4: Simplify right side
    16,688,602.89x = 161,618,838,155,191.28
  5. Step 5: Solve for x
    x = 161,618,838,155,191.28/16,688,602.89
  6. Step 6: Final answer
    x = 9,684,383.96

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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.