Home / 6,688,130.28-10,032,057.18-1,639,467.24

Finding the Fourth Proportional to 6,688,130.28, 10,032,057.18 and 1,639,467.24

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Solution

The fourth proportional to 6,688,130.28, 10,032,057.18 and 1,639,467.24 is: 2,459,166.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,130.28 : 10,032,057.18 = 1,639,467.24 : x
  2. Step 2: Convert to fraction form
    6,688,130.28/10,032,057.18 = 1,639,467.24/x
  3. Step 3: Cross multiply
    6,688,130.28x = 10,032,057.18 × 1,639,467.24
  4. Step 4: Simplify right side
    6,688,130.28x = 16,447,229,096,416.78
  5. Step 5: Solve for x
    x = 16,447,229,096,416.78/6,688,130.28
  6. Step 6: Final answer
    x = 2,459,166.97

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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.