Home / 14,039,330.40-21,062,057.40-7,976,966.40

Finding the Fourth Proportional to 14,039,330.40, 21,062,057.40 and 7,976,966.40

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Solution

The fourth proportional to 14,039,330.40, 21,062,057.40 and 7,976,966.40 is: 11,967,189.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,039,330.40 : 21,062,057.40 = 7,976,966.40 : x
  2. Step 2: Convert to fraction form
    14,039,330.40/21,062,057.40 = 7,976,966.40/x
  3. Step 3: Cross multiply
    14,039,330.40x = 21,062,057.40 × 7,976,966.40
  4. Step 4: Simplify right side
    14,039,330.40x = 168,011,324,194,671.34
  5. Step 5: Solve for x
    x = 168,011,324,194,671.34/14,039,330.40
  6. Step 6: Final answer
    x = 11,967,189.28

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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.