Home / 56,440,932.92-84,669,812.04-20,046,265.64

Finding the Fourth Proportional to 56,440,932.92, 84,669,812.04 and 20,046,265.64

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Solution

The fourth proportional to 56,440,932.92, 84,669,812.04 and 20,046,265.64 is: 30,072,386.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,440,932.92 : 84,669,812.04 = 20,046,265.64 : x
  2. Step 2: Convert to fraction form
    56,440,932.92/84,669,812.04 = 20,046,265.64/x
  3. Step 3: Cross multiply
    56,440,932.92x = 84,669,812.04 × 20,046,265.64
  4. Step 4: Simplify right side
    56,440,932.92x = 1,697,313,543,842,710.50
  5. Step 5: Solve for x
    x = 1,697,313,543,842,710.50/56,440,932.92
  6. Step 6: Final answer
    x = 30,072,386.41

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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.