Home / 14,496,008.92-20,004,505.02-7,969,749.40

Finding the Fourth Proportional to 14,496,008.92, 20,004,505.02 and 7,969,749.40

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Solution

The fourth proportional to 14,496,008.92, 20,004,505.02 and 7,969,749.40 is: 10,998,261.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,496,008.92 : 20,004,505.02 = 7,969,749.40 : x
  2. Step 2: Convert to fraction form
    14,496,008.92/20,004,505.02 = 7,969,749.40/x
  3. Step 3: Cross multiply
    14,496,008.92x = 20,004,505.02 × 7,969,749.40
  4. Step 4: Simplify right side
    14,496,008.92x = 159,430,891,880,442
  5. Step 5: Solve for x
    x = 159,430,891,880,442/14,496,008.92
  6. Step 6: Final answer
    x = 10,998,261.16

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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.