Home / 102,782,697.39-154,112,457.74-32,722,648.11

Finding the Fourth Proportional to 102,782,697.39, 154,112,457.74 and 32,722,648.11

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Solution

The fourth proportional to 102,782,697.39, 154,112,457.74 and 32,722,648.11 is: 49,064,364.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,782,697.39 : 154,112,457.74 = 32,722,648.11 : x
  2. Step 2: Convert to fraction form
    102,782,697.39/154,112,457.74 = 32,722,648.11/x
  3. Step 3: Cross multiply
    102,782,697.39x = 154,112,457.74 × 32,722,648.11
  4. Step 4: Simplify right side
    102,782,697.39x = 5,042,967,723,829,653
  5. Step 5: Solve for x
    x = 5,042,967,723,829,653/102,782,697.39
  6. Step 6: Final answer
    x = 49,064,364.45

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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.