Home / 54,445,491.76-81,705,956.13-21,652,700.08

Finding the Fourth Proportional to 54,445,491.76, 81,705,956.13 and 21,652,700.08

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Solution

The fourth proportional to 54,445,491.76, 81,705,956.13 and 21,652,700.08 is: 32,494,050.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,445,491.76 : 81,705,956.13 = 21,652,700.08 : x
  2. Step 2: Convert to fraction form
    54,445,491.76/81,705,956.13 = 21,652,700.08/x
  3. Step 3: Cross multiply
    54,445,491.76x = 81,705,956.13 × 21,652,700.08
  4. Step 4: Simplify right side
    54,445,491.76x = 1,769,154,562,832,527.25
  5. Step 5: Solve for x
    x = 1,769,154,562,832,527.25/54,445,491.76
  6. Step 6: Final answer
    x = 32,494,050.58

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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.