Home / 15,857,428.40-23,783,809.80-4,499,025.20

Finding the Fourth Proportional to 15,857,428.40, 23,783,809.80 and 4,499,025.20

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Solution

The fourth proportional to 15,857,428.40, 23,783,809.80 and 4,499,025.20 is: 6,747,875.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,857,428.40 : 23,783,809.80 = 4,499,025.20 : x
  2. Step 2: Convert to fraction form
    15,857,428.40/23,783,809.80 = 4,499,025.20/x
  3. Step 3: Cross multiply
    15,857,428.40x = 23,783,809.80 × 4,499,025.20
  4. Step 4: Simplify right side
    15,857,428.40x = 107,003,959,642,206.97
  5. Step 5: Solve for x
    x = 107,003,959,642,206.97/15,857,428.40
  6. Step 6: Final answer
    x = 6,747,875.94

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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.