Home / 16,688,606.40-25,025,062.34-6,458,284

Finding the Fourth Proportional to 16,688,606.40, 25,025,062.34 and 6,458,284

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Solution

The fourth proportional to 16,688,606.40, 25,025,062.34 and 6,458,284 is: 9,684,389.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688,606.40 : 25,025,062.34 = 6,458,284 : x
  2. Step 2: Convert to fraction form
    16,688,606.40/25,025,062.34 = 6,458,284/x
  3. Step 3: Cross multiply
    16,688,606.40x = 25,025,062.34 × 6,458,284
  4. Step 4: Simplify right side
    16,688,606.40x = 161,618,959,709,424.56
  5. Step 5: Solve for x
    x = 161,618,959,709,424.56/16,688,606.40
  6. Step 6: Final answer
    x = 9,684,389.21

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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.